diff --git a/313.libfirm.build b/313.libfirm.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/313.libfirm.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/313.libfirm.vars b/313.libfirm.vars
new file mode 100644
index 0000000..5756b54
--- /dev/null
+++ b/313.libfirm.vars
@@ -0,0 +1,10 @@
+#
+# . ./build.vars and set -o errexit -o noglob are assumed.
+#
+
+pkg_libfirm_fetch_post() {
+	fetch_git bfirm git://midipix.org/compilers/bfirm;
+	insecure_mkdir cparser+libfirm/sysroot cparser+libfirm/build/libfirm;
+};
+
+# vim:filetype=sh
diff --git a/313.libgcrypt.build b/313.libgcrypt.build
deleted file mode 120000
index 52bb82e..0000000
--- a/313.libgcrypt.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/314.libgcrypt.build b/314.libgcrypt.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/314.libgcrypt.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/314.libksba.build b/314.libksba.build
deleted file mode 120000
index 52bb82e..0000000
--- a/314.libksba.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/315.libksba.build b/315.libksba.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/315.libksba.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/315.lua.build b/315.lua.build
deleted file mode 120000
index 52bb82e..0000000
--- a/315.lua.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/316.lua.build b/316.lua.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/316.lua.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/316.ncurses.build b/316.ncurses.build
deleted file mode 120000
index 52bb82e..0000000
--- a/316.ncurses.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/317.ncurses.build b/317.ncurses.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/317.ncurses.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/317.ncursestw.build b/317.ncursestw.build
deleted file mode 120000
index 52bb82e..0000000
--- a/317.ncursestw.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/318.ncursestw.build b/318.ncursestw.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/318.ncursestw.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/318.ncursesw.build b/318.ncursesw.build
deleted file mode 120000
index 52bb82e..0000000
--- a/318.ncursesw.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/318.ncursesw.vars b/318.ncursesw.vars
deleted file mode 100644
index 50024de..0000000
--- a/318.ncursesw.vars
+++ /dev/null
@@ -1,18 +0,0 @@
-#
-# . ./build.vars and set -o errexit -o noglob are assumed.
-#
-
-pkg_ncursesw_install_post() {
-	for __ in 	\
-			bin/captoinfo bin/clear bin/infocmp bin/infotocap bin/ncursesw6-config	\
-			bin/reset bin/tabs bin/tic bin/toe bin/tput bin/tset			\
-			lib/libformw* lib/libmenuw* lib/libncursesw* lib/libpanelw*		\
-			share/man share/tabset share/terminfo; do
-		set +o noglob;
-		echo cp -pr ${PKG_PREFIX}/${__} ${PREFIX_MINIPIX}/${__%%/*};
-		cp -pr ${PKG_PREFIX}/${__} ${PREFIX_MINIPIX}/${__%%/*};
-		set -o noglob;
-	done;
-};
-
-# vim:filetype=sh
diff --git a/319.ncursesw.build b/319.ncursesw.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/319.ncursesw.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/319.ncursesw.vars b/319.ncursesw.vars
new file mode 100644
index 0000000..50024de
--- /dev/null
+++ b/319.ncursesw.vars
@@ -0,0 +1,18 @@
+#
+# . ./build.vars and set -o errexit -o noglob are assumed.
+#
+
+pkg_ncursesw_install_post() {
+	for __ in 	\
+			bin/captoinfo bin/clear bin/infocmp bin/infotocap bin/ncursesw6-config	\
+			bin/reset bin/tabs bin/tic bin/toe bin/tput bin/tset			\
+			lib/libformw* lib/libmenuw* lib/libncursesw* lib/libpanelw*		\
+			share/man share/tabset share/terminfo; do
+		set +o noglob;
+		echo cp -pr ${PKG_PREFIX}/${__} ${PREFIX_MINIPIX}/${__%%/*};
+		cp -pr ${PKG_PREFIX}/${__} ${PREFIX_MINIPIX}/${__%%/*};
+		set -o noglob;
+	done;
+};
+
+# vim:filetype=sh
diff --git a/319.npth.build b/319.npth.build
deleted file mode 120000
index 52bb82e..0000000
--- a/319.npth.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/320.npth.build b/320.npth.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/320.npth.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/320.xz.build b/320.xz.build
deleted file mode 120000
index 52bb82e..0000000
--- a/320.xz.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/321.xz.build b/321.xz.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/321.xz.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/404.cparser.build b/404.cparser.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/404.cparser.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/404.cparser.vars b/404.cparser.vars
new file mode 100644
index 0000000..3126cd3
--- /dev/null
+++ b/404.cparser.vars
@@ -0,0 +1,15 @@
+#
+# . ./build.vars and set -o errexit -o noglob are assumed.
+#
+
+pkg_cparser_fetch_post() {
+	fetch_git bcparser git://midipix.org/compilers/bcparser;
+	insecure_mkdir cparser+libfirm/sysroot cparser+libfirm/build/cparser;
+};
+
+pkg_cparser_configure_pre() {
+	export CFLAGS_PATH="-I../../sysroot/include";
+	export LDFLAGS_PATH="-L../../sysroot/lib";
+};
+
+# vim:filetype=sh
diff --git a/404.cron.build b/404.cron.build
deleted file mode 120000
index 52bb82e..0000000
--- a/404.cron.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/405.cron.build b/405.cron.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/405.cron.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/405.curl.build b/405.curl.build
deleted file mode 120000
index 52bb82e..0000000
--- a/405.curl.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/406.curl.build b/406.curl.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/406.curl.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/406.dash.build b/406.dash.build
deleted file mode 120000
index 52bb82e..0000000
--- a/406.dash.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/407.dash.build b/407.dash.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/407.dash.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/407.diffutils.build b/407.diffutils.build
deleted file mode 120000
index 52bb82e..0000000
--- a/407.diffutils.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/408.diffutils.build b/408.diffutils.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/408.diffutils.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/408.dos2unix.build b/408.dos2unix.build
deleted file mode 120000
index 52bb82e..0000000
--- a/408.dos2unix.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/409.dos2unix.build b/409.dos2unix.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/409.dos2unix.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/409.ed.build b/409.ed.build
deleted file mode 120000
index 52bb82e..0000000
--- a/409.ed.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/410.ed.build b/410.ed.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/410.ed.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/410.file.build b/410.file.build
deleted file mode 120000
index 52bb82e..0000000
--- a/410.file.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/411.file.build b/411.file.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/411.file.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/411.findutils.build b/411.findutils.build
deleted file mode 120000
index 52bb82e..0000000
--- a/411.findutils.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/412.findutils.build b/412.findutils.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/412.findutils.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/412.gawk.build b/412.gawk.build
deleted file mode 120000
index 52bb82e..0000000
--- a/412.gawk.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/413.gawk.build b/413.gawk.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/413.gawk.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/413.git.build b/413.git.build
deleted file mode 120000
index 52bb82e..0000000
--- a/413.git.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/414.git.build b/414.git.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/414.git.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/414.gnupg.build b/414.gnupg.build
deleted file mode 120000
index 52bb82e..0000000
--- a/414.gnupg.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/415.gnupg.build b/415.gnupg.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/415.gnupg.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/415.grep.build b/415.grep.build
deleted file mode 120000
index 52bb82e..0000000
--- a/415.grep.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/416.grep.build b/416.grep.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/416.grep.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/416.hexcurse.build b/416.hexcurse.build
deleted file mode 120000
index 52bb82e..0000000
--- a/416.hexcurse.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/417.hexcurse.build b/417.hexcurse.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/417.hexcurse.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/417.htop.build b/417.htop.build
deleted file mode 120000
index 52bb82e..0000000
--- a/417.htop.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/418.htop.build b/418.htop.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/418.htop.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/418.inetutils.build b/418.inetutils.build
deleted file mode 120000
index 52bb82e..0000000
--- a/418.inetutils.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/419.inetutils.build b/419.inetutils.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/419.inetutils.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/419.infounzip.build b/419.infounzip.build
deleted file mode 120000
index 52bb82e..0000000
--- a/419.infounzip.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/420.infounzip.build b/420.infounzip.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/420.infounzip.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/420.infozip.build b/420.infozip.build
deleted file mode 120000
index 52bb82e..0000000
--- a/420.infozip.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/421.infozip.build b/421.infozip.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/421.infozip.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/421.irssi.build b/421.irssi.build
deleted file mode 120000
index 52bb82e..0000000
--- a/421.irssi.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/422.irssi.build b/422.irssi.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/422.irssi.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/422.john.build b/422.john.build
deleted file mode 120000
index 52bb82e..0000000
--- a/422.john.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/423.john.build b/423.john.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/423.john.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/423.less.build b/423.less.build
deleted file mode 120000
index 52bb82e..0000000
--- a/423.less.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/424.less.build b/424.less.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/424.less.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/424.lynx.build b/424.lynx.build
deleted file mode 120000
index 52bb82e..0000000
--- a/424.lynx.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/425.lynx.build b/425.lynx.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/425.lynx.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/425.man_db.build b/425.man_db.build
deleted file mode 120000
index 52bb82e..0000000
--- a/425.man_db.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/426.make.build b/426.make.build
deleted file mode 120000
index 52bb82e..0000000
--- a/426.make.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/426.man_db.build b/426.man_db.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/426.man_db.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/427.make.build b/427.make.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/427.make.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/427.mc.build b/427.mc.build
deleted file mode 120000
index 52bb82e..0000000
--- a/427.mc.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/428.mc.build b/428.mc.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/428.mc.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/428.mksh.build b/428.mksh.build
deleted file mode 120000
index 52bb82e..0000000
--- a/428.mksh.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/429.mksh.build b/429.mksh.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/429.mksh.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/429.nano.build b/429.nano.build
deleted file mode 120000
index 52bb82e..0000000
--- a/429.nano.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/430.nano.build b/430.nano.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/430.nano.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/430.netcat.build b/430.netcat.build
deleted file mode 120000
index 52bb82e..0000000
--- a/430.netcat.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/431.netcat.build b/431.netcat.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/431.netcat.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/431.openssh.build b/431.openssh.build
deleted file mode 120000
index 52bb82e..0000000
--- a/431.openssh.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/432.openssh.build b/432.openssh.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/432.openssh.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/432.p7zip.build b/432.p7zip.build
deleted file mode 120000
index 52bb82e..0000000
--- a/432.p7zip.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/433.p7zip.build b/433.p7zip.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/433.p7zip.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/433.pacman.build b/433.pacman.build
deleted file mode 120000
index 52bb82e..0000000
--- a/433.pacman.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/434.pacman.build b/434.pacman.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/434.pacman.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/434.patch.build b/434.patch.build
deleted file mode 120000
index 52bb82e..0000000
--- a/434.patch.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/435.patch.build b/435.patch.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/435.patch.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/435.perl.build b/435.perl.build
deleted file mode 120000
index 52bb82e..0000000
--- a/435.perl.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/435.perl.vars b/435.perl.vars
deleted file mode 100644
index 853bef9..0000000
--- a/435.perl.vars
+++ /dev/null
@@ -1,24 +0,0 @@
-#
-# . ./build.vars and set -o errexit -o noglob are assumed.
-#
-
-pkg_perl_extract_post() {
-	git clone https://github.com/lalbornoz/perl-cross;
-	for _ppep_fname_src in $(find perl-cross -type f	\
-			-not -path perl-cross/.git/\* -not -name .gitignore); do
-		_ppep_fname_dst=perl-${PKG_VERSION}${_ppep_fname_src#perl-cross};
-		if [ -f ${_ppep_fname_dst} ]; then
-			mv -- ${_ppep_fname_dst} ${_ppep_fname_dst}.orig;
-		fi;
-		if [ ! -d "$(dirname ${_ppep_fname_dst})" ]; then
-			mkdir -p -- $(dirname ${_ppep_fname_dst});
-		fi;
-		cp -- ${_ppep_fname_src} ${_ppep_fname_dst};
-	done;
-	for _ppep_cflag in ${PKG_CFLAGS_CONFIGURE}; do
-		PKG_CONFIGURE_ARGS="${PKG_CONFIGURE_ARGS:+${PKG_CONFIGURE_ARGS} }-A ccflags=${_ppep_cflag}";
-	done;
-	unset _ppep_fname_src _ppep_fname_dst _ppep_cflag;
-};
-
-# vim:filetype=sh
diff --git a/436.perl.build b/436.perl.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/436.perl.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/436.perl.vars b/436.perl.vars
new file mode 100644
index 0000000..853bef9
--- /dev/null
+++ b/436.perl.vars
@@ -0,0 +1,24 @@
+#
+# . ./build.vars and set -o errexit -o noglob are assumed.
+#
+
+pkg_perl_extract_post() {
+	git clone https://github.com/lalbornoz/perl-cross;
+	for _ppep_fname_src in $(find perl-cross -type f	\
+			-not -path perl-cross/.git/\* -not -name .gitignore); do
+		_ppep_fname_dst=perl-${PKG_VERSION}${_ppep_fname_src#perl-cross};
+		if [ -f ${_ppep_fname_dst} ]; then
+			mv -- ${_ppep_fname_dst} ${_ppep_fname_dst}.orig;
+		fi;
+		if [ ! -d "$(dirname ${_ppep_fname_dst})" ]; then
+			mkdir -p -- $(dirname ${_ppep_fname_dst});
+		fi;
+		cp -- ${_ppep_fname_src} ${_ppep_fname_dst};
+	done;
+	for _ppep_cflag in ${PKG_CFLAGS_CONFIGURE}; do
+		PKG_CONFIGURE_ARGS="${PKG_CONFIGURE_ARGS:+${PKG_CONFIGURE_ARGS} }-A ccflags=${_ppep_cflag}";
+	done;
+	unset _ppep_fname_src _ppep_fname_dst _ppep_cflag;
+};
+
+# vim:filetype=sh
diff --git a/436.procps_ng.build b/436.procps_ng.build
deleted file mode 120000
index 52bb82e..0000000
--- a/436.procps_ng.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/437.procps_ng.build b/437.procps_ng.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/437.procps_ng.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/437.python3.build b/437.python3.build
deleted file mode 120000
index 52bb82e..0000000
--- a/437.python3.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/437.python3.vars b/437.python3.vars
deleted file mode 100644
index 9cdc016..0000000
--- a/437.python3.vars
+++ /dev/null
@@ -1,17 +0,0 @@
-#
-# . ./build.vars and set -o errexit -o noglob are assumed.
-#
-
-pkg_python3_configure_pre() {
-	(cd ../${PKG_SUBDIR} && autoconf);
-	(unset AR BLDSHARED CC CFLAGS CPPFLAGS LDFLAGS RANLIB;
-	mv -- config.cache ../${PKG_SUBDIR}/config.cache;
-	../${PKG_SUBDIR}/configure;
-	make	_FIP=Programs/host_freeze_importlib Programs/host_freeze_importlib	\
-		BUILDPYTHON=hostpython hostpython					\
-		PGEN=Parser/hostpgen Parser/hostpgen;
-	make distclean);
-	mv -- ../${PKG_SUBDIR}/config.cache .;
-};
-
-# vim:filetype=sh
diff --git a/438.python3.build b/438.python3.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/438.python3.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/438.python3.vars b/438.python3.vars
new file mode 100644
index 0000000..9cdc016
--- /dev/null
+++ b/438.python3.vars
@@ -0,0 +1,17 @@
+#
+# . ./build.vars and set -o errexit -o noglob are assumed.
+#
+
+pkg_python3_configure_pre() {
+	(cd ../${PKG_SUBDIR} && autoconf);
+	(unset AR BLDSHARED CC CFLAGS CPPFLAGS LDFLAGS RANLIB;
+	mv -- config.cache ../${PKG_SUBDIR}/config.cache;
+	../${PKG_SUBDIR}/configure;
+	make	_FIP=Programs/host_freeze_importlib Programs/host_freeze_importlib	\
+		BUILDPYTHON=hostpython hostpython					\
+		PGEN=Parser/hostpgen Parser/hostpgen;
+	make distclean);
+	mv -- ../${PKG_SUBDIR}/config.cache .;
+};
+
+# vim:filetype=sh
diff --git a/438.rsync.build b/438.rsync.build
deleted file mode 120000
index 52bb82e..0000000
--- a/438.rsync.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/439.rsync.build b/439.rsync.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/439.rsync.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/439.rxvt_unicode.build b/439.rxvt_unicode.build
deleted file mode 120000
index 52bb82e..0000000
--- a/439.rxvt_unicode.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/440.rxvt_unicode.build b/440.rxvt_unicode.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/440.rxvt_unicode.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/440.sed.build b/440.sed.build
deleted file mode 120000
index 52bb82e..0000000
--- a/440.sed.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/441.sed.build b/441.sed.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/441.sed.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/441.tar.build b/441.tar.build
deleted file mode 120000
index 52bb82e..0000000
--- a/441.tar.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/442.tar.build b/442.tar.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/442.tar.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/442.tcsh.build b/442.tcsh.build
deleted file mode 120000
index 52bb82e..0000000
--- a/442.tcsh.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/443.tcsh.build b/443.tcsh.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/443.tcsh.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/443.the_silver_searcher.build b/443.the_silver_searcher.build
deleted file mode 120000
index 52bb82e..0000000
--- a/443.the_silver_searcher.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/444.the_silver_searcher.build b/444.the_silver_searcher.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/444.the_silver_searcher.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/444.tmux.build b/444.tmux.build
deleted file mode 120000
index 52bb82e..0000000
--- a/444.tmux.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/445.tmux.build b/445.tmux.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/445.tmux.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/445.util_linux.build b/445.util_linux.build
deleted file mode 120000
index 52bb82e..0000000
--- a/445.util_linux.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/446.util_linux.build b/446.util_linux.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/446.util_linux.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/446.vim.build b/446.vim.build
deleted file mode 120000
index 52bb82e..0000000
--- a/446.vim.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/447.vim.build b/447.vim.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/447.vim.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/447.weechat.build b/447.weechat.build
deleted file mode 120000
index 52bb82e..0000000
--- a/447.weechat.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/448.weechat.build b/448.weechat.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/448.weechat.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/448.which.build b/448.which.build
deleted file mode 120000
index 52bb82e..0000000
--- a/448.which.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/449.which.build b/449.which.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/449.which.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/449.whois.build b/449.whois.build
deleted file mode 120000
index 52bb82e..0000000
--- a/449.whois.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/450.whois.build b/450.whois.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/450.whois.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/450.xeyes.build b/450.xeyes.build
deleted file mode 120000
index 52bb82e..0000000
--- a/450.xeyes.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/451.xeyes.build b/451.xeyes.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/451.xeyes.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/451.xwd.build b/451.xwd.build
deleted file mode 120000
index 52bb82e..0000000
--- a/451.xwd.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/452.xwd.build b/452.xwd.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/452.xwd.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/452.zsh.build b/452.zsh.build
deleted file mode 120000
index 52bb82e..0000000
--- a/452.zsh.build
+++ /dev/null
@@ -1 +0,0 @@
-pkg.build
\ No newline at end of file
diff --git a/453.zsh.build b/453.zsh.build
new file mode 120000
index 0000000..52bb82e
--- /dev/null
+++ b/453.zsh.build
@@ -0,0 +1 @@
+pkg.build
\ No newline at end of file
diff --git a/README b/README
index f0f8f1c..af6924e 100644
--- a/README
+++ b/README
@@ -103,6 +103,7 @@ Runtime components  ptycon              HEAD             C-IE--
 3rd party libraries libevent            2.0.22-stable    C-I---
 3rd party libraries libfetch            2.33             C-I-P-
 3rd party libraries libffi              3.2.1            C-I-P-
+3rd party libraries libfirm             HEAD             C-I-P-
 3rd party libraries libgcrypt           1.7.3            C-I---
 3rd party libraries libgpg_error        1.24             C-I-P-
 3rd party libraries libksba             1.3.5            C-I-P-
@@ -138,6 +139,7 @@ Runtime components  ptycon              HEAD             C-IE--
 3rd party packages  bash                4.3              C-I-P-  Linked against ncursesw
 3rd party packages  bzip2               1.0.6            C-IE--
 3rd party packages  coreutils           8.23             C---P-  Needs extensive testing
+3rd party packages  cparser             HEAD             C-I-P-
 3rd party packages  cron                HEAD             C---P-
 3rd party packages  curl                7.47.1           C---P-
 3rd party packages  dash                0.5.8            C-----  Provides /bin/sh
diff --git a/build.subr b/build.subr
index 98c9258..c994c7d 100644
--- a/build.subr
+++ b/build.subr
@@ -47,7 +47,6 @@ fetch_git() {
 		fi;
 	fi;
 	secure_rm ${_fg_subdir};
-	echo cp -pr ${DLCACHEDIR}/${_fg_subdir} .;
 	cp -pr ${DLCACHEDIR}/${_fg_subdir} .;
 };
 
diff --git a/build.usage b/build.usage
index 025b91a..f878625 100644
--- a/build.usage
+++ b/build.usage
@@ -1,6 +1,6 @@
-usage: ./build.sh [-a nt32|nt64] [-b debug|release] [-c] [-d] [-e] [-h] [-pi level.name.build]
+usage: ./build.sh [-x] [-a nt32|nt64] [-b debug|release] [-c] [-d] [-e] [-h] [-pi level.name.build]
                   [-pr level.name.build] [-r ALL|level.name.build[:diff|:step[,...]]]
-                  [-t[.gz|.bz2|.xz] [-x]
+                  [-t[.gz|.bz2|.xz]
         -a nt32|nt64           Selects 32-bit or 64-bit architecture; defaults to nt64.
         -b debug|release       Selects debug or release build; defaults to debug.
                                This currently only controls CFLAGS.
diff --git a/build.vars b/build.vars
index eb18d79..8b11cd3 100644
--- a/build.vars
+++ b/build.vars
@@ -74,7 +74,7 @@ export PATH="${PREFIX}/bin${PATH:+:${PATH}}";
 # pkg.build
 #
 DEFAULT_MAKEFLAGS_BUILD=-j${BUILD_CPUS:=1};
-PKG_BUILD_VARS="BUILD_CMDLINE BUILD_DIR BUILD_TYPE CFLAGS_BUILD_EXTRA CFLAGS_CONFIGURE CFLAGS_CONFIGURE_EXTRA CFLAGS_INSTALL_EXTRA CONFIG_CACHE_EXTRA CONFIGURE_ARGS CONFIGURE_ARGS_EXTRA DISABLED ENV_VARS_EXTRA FNAME GIT_BRANCH INSTALL_FILES INSTALL_TARGET INSTALL_TARGET_EXTRA LDFLAGS_BUILD_EXTRA LDFLAGS_CONFIGURE LDFLAGS_CONFIGURE_EXTRA LDFLAGS_INSTALL_EXTRA MAKEFLAGS_BUILD MAKEFLAGS_BUILD_EXTRA MAKEFLAGS_INSTALL MAKEFLAGS_INSTALL_EXTRA NO_CLEAN NO_MAKE_INSTALL PREFIX_EXTRA SHA256SUM SLIBTOOL SUBDIR SUBDIR_CREATE URL URL_FNAME URL_TYPE VERSION";
+PKG_BUILD_VARS="BUILD_CMDLINE BUILD_DIR BUILD_TYPE CFLAGS_BUILD_EXTRA CFLAGS_CONFIGURE CFLAGS_CONFIGURE_EXTRA CFLAGS_INSTALL_EXTRA CONFIG_CACHE_EXTRA CONFIGURE CONFIGURE_ARGS CONFIGURE_ARGS_EXTRA DISABLED ENV_VARS_EXTRA FNAME GIT_BRANCH INSTALL_FILES INSTALL_TARGET INSTALL_TARGET_EXTRA LDFLAGS_BUILD_EXTRA LDFLAGS_CONFIGURE LDFLAGS_CONFIGURE_EXTRA LDFLAGS_INSTALL_EXTRA MAKEFLAGS_BUILD MAKEFLAGS_BUILD_EXTRA MAKEFLAGS_INSTALL MAKEFLAGS_INSTALL_EXTRA NO_CLEAN NO_MAKE_INSTALL PREFIX_EXTRA SHA256SUM SLIBTOOL SUBDIR SUBDIR_CREATE URL URL_FNAME URL_TYPE VERSION";
 PKG_LVL0_PREFIX="${PREFIX_CROSS}";
 PKG_LVL0_BUILD_TYPE="host";
 PKG_LVL0_CFLAGS_CONFIGURE="${PKG_LVL0_CFLAGS_CONFIGURE_DEFAULT}";
@@ -249,9 +249,18 @@ PKG_LVL4_MAKEFLAGS_INSTALL="DESTDIR=${PREFIX_NATIVE}";
 : ${PKG_LIBFETCH_MAKEFLAGS_INSTALL_EXTRA:=E=echo Q= prefix=};
 : ${PKG_LIBFFI_VERSION:=3.2.1};
 : ${PKG_LIBFFI_SHA256SUM:=d06ebb8e1d9a22d19e38d63fdb83954253f39bedc5d46232a05645685722ca37};
-: ${PKG_LIBFFI_URL=ftp://sourceware.org/pub/libffi/libffi-${PKG_LIBFFI_VERSION}.tar.gz};
+: ${PKG_LIBFFI_URL:=ftp://sourceware.org/pub/libffi/libffi-${PKG_LIBFFI_VERSION}.tar.gz};
 : ${PKG_LIBFFI_CFLAGS_CONFIGURE_EXTRA:=-D_WIN64};
 : ${PKG_LIBFFI_CONFIGURE_ARGS_EXTRA:=--program-prefix=};
+: ${PKG_LIBFIRM_URL:=http://pp.info.uni-karlsruhe.de/git/libfirm.git};
+: ${PKG_LIBFIRM_URL_TYPE:=git};
+: ${PKG_LIBFIRM_BUILD_DIR:=cparser+libfirm/build/libfirm};
+: ${PKG_LIBFIRM_CONFIGURE:=bfirm/configure};
+: ${PKG_LIBFIRM_CONFIGURE_ARGS:="--source-dir=../../../libfirm --prefix="};
+: ${PKG_LIBFIRM_GIT_BRANCH:=master};
+: ${PKG_LIBFIRM_MAKEFLAGS_INSTALL:=DESTDIR=../../sysroot};
+: ${PKG_LIBFIRM_PREFIX_EXTRA:=${PREFIX_NATIVE}};
+: ${PKG_LIBFIRM_SUBDIR:=libfirm};
 : ${PKG_LIBGCRYPT_VERSION:=1.7.3};
 : ${PKG_LIBGCRYPT_SHA256SUM:=ddac6111077d0a1612247587be238c5294dd0ee4d76dc7ba783cc55fb0337071};
 : ${PKG_LIBGCRYPT_URL:=https://www.gnupg.org/ftp/gcrypt/libgcrypt/libgcrypt-${PKG_LIBGCRYPT_VERSION}.tar.bz2};
@@ -402,6 +411,15 @@ PKG_LVL4_MAKEFLAGS_INSTALL="DESTDIR=${PREFIX_NATIVE}";
 : ${PKG_COREUTILS_SHA256SUM:=ec43ca5bcfc62242accb46b7f121f6b684ee21ecd7d075059bf650ff9e37b82d};
 : ${PKG_COREUTILS_URL:=https://ftp.gnu.org/gnu/coreutils/coreutils-${PKG_COREUTILS_VERSION}.tar.xz};
 : ${PKG_COREUTILS_PREFIX_EXTRA:=${PREFIX_MINIPIX}};
+: ${PKG_CPARSER_URL:=http://pp.info.uni-karlsruhe.de/git/cparser.git};
+: ${PKG_CPARSER_URL_TYPE:=git};
+: ${PKG_CPARSER_BUILD_DIR:=cparser+libfirm/build/cparser};
+: ${PKG_CPARSER_CONFIGURE:=bcparser/configure};
+: ${PKG_CPARSER_CONFIGURE_ARGS:="--source-dir=../../../cparser --all-static --prefix="};
+: ${PKG_CPARSER_GIT_BRANCH:=master};
+: ${PKG_CPARSER_MAKEFLAGS_INSTALL:=DESTDIR=../../sysroot};
+: ${PKG_CPARSER_PREFIX_EXTRA:=${PREFIX_NATIVE}};
+: ${PKG_CPARSER_SUBDIR:=cparser};
 : ${PKG_CRON_URL:=git://anonscm.debian.org/pkg-cron/pkg-cron.git};
 : ${PKG_CRON_URL_TYPE:=git};
 : ${PKG_CRON_BUILD_DIR:=pkg-cron.git};
@@ -552,8 +570,8 @@ fi;
 : ${PKG_OPENSSH_URL:=http://artfiles.org/openbsd/OpenSSH/portable/openssh-${PKG_OPENSSH_VERSION}.tar.gz};
 : ${PKG_OPENSSH_CONFIGURE_ARGS_EXTRA_DEBUG:=--disable-strip};
 : ${PKG_OPENSSH_INSTALL_TARGET:=install-nokeys};
-: ${PKG_P7ZIP_URL_TYPE:=git};
 : ${PKG_P7ZIP_URL:=https://github.com/lalbornoz/p7zip-midipix.git};
+: ${PKG_P7ZIP_URL_TYPE:=git};
 : ${PKG_P7ZIP_BUILD_DIR:=p7zip-midipix.git};
 : ${PKG_P7ZIP_NO_MAKE_INSTALL:=1};
 : ${PKG_P7ZIP_INSTALL_FILES:="bin/7za=bin/"};
diff --git a/pkg.build b/pkg.build
index 0123c49..888bc13 100644
--- a/pkg.build
+++ b/pkg.build
@@ -30,6 +30,9 @@ if ! is_build_script_done fetch; then
 			fetch_git ${PKG_SUBDIR} ${PKG_URL} ${PKG_GIT_BRANCH};
 		fi;
 	fi;
+	if test_cmd pkg_${PKG_NAME}_fetch_post; then
+		pkg_${PKG_NAME}_fetch_post;
+	fi;
 	set_build_script_done fetch -extract;
 fi;
 if test_cmd pkg_${PKG_NAME}_finish; then
@@ -119,6 +122,12 @@ if ! is_build_script_done patch; then
 	fi;
 	set_build_script_done patch -configure;
 fi;
+PKG_SUBDIR_PATH=${PWD}/${PKG_SUBDIR#/};
+if [ -z "${PKG_CONFIGURE}" ]; then
+	PKG_CONFIGURE=${PKG_SUBDIR_PATH}/configure;
+else
+	PKG_CONFIGURE=${PWD}/${PKG_CONFIGURE#/};
+fi;
 cd ${PKG_BUILD_DIR};
 if [ "${PKG_BUILD_TYPE}" = "host" ]; then
 	export AR=ar;
@@ -129,14 +138,14 @@ else
 	export CC=${PKG_TARGET}-gcc;
 	export RANLIB=${PKG_TARGET}-ranlib;
 fi;
-if [ -x ../${PKG_SUBDIR}/configure ]\
+if [ -x ${PKG_CONFIGURE} ]\
 && ! is_build_script_done configure; then
 	if test_cmd pkg_${PKG_NAME}_configure_pre; then
 		pkg_${PKG_NAME}_configure_pre;
 	fi;
 	CFLAGS="${PKG_CFLAGS_CONFIGURE}${PKG_CFLAGS_CONFIGURE_EXTRA:+ ${PKG_CFLAGS_CONFIGURE_EXTRA}}"\
 	LDFLAGS="${PKG_LDFLAGS_CONFIGURE}${PKG_LDFLAGS_CONFIGURE_EXTRA:+ ${PKG_LDFLAGS_CONFIGURE_EXTRA}}"\
-	../${PKG_SUBDIR}/configure							\
+	${PKG_CONFIGURE}								\
 		${PKG_CONFIGURE_ARGS} ${PKG_CONFIGURE_ARGS_EXTRA} ${PKG_CONFIGURE_ARGS_EXTRA_DEBUG};
 	set_build_script_done configure clean -build;
 else