diff --git a/vars/build.vars b/vars/build.vars
index 973a5fa..d72e030 100644
--- a/vars/build.vars
+++ b/vars/build.vars
@@ -396,19 +396,17 @@ NATIVE_TOOLCHAIN_DEPS_PREFIX="${PREFIX_NATIVE}";
 : ${PKG_NCURSES_SHA256SUM:=aa057eeeb4a14d470101eff4597d5833dcef5965331be3528c08d99cebaa0d17};
 : ${PKG_NCURSES_VERSION:=6.1};
 : ${PKG_NCURSES_URL:=https://ftp.gnu.org/gnu/ncurses/ncurses-${PKG_NCURSES_VERSION}.tar.gz};
-: ${PKG_NCURSES_CFLAGS_CONFIGURE:="${DEFAULT_CFLAGS:+${DEFAULT_CFLAGS} }--sysroot=${PREFIX_NATIVE}"};
 : ${PKG_NCURSES_CONFIG_CACHE_LOCAL:="${CONFIG_CACHE_GNULIB}"}";
 : ${PKG_NCURSES_CONFIGURE_ARGS:="-C --disable-nls --host=${DEFAULT_TARGET} --prefix= --program-prefix= --target=${DEFAULT_TARGET} --with-curses"};
 : ${PKG_NCURSES_CONFIGURE_ARGS_EXTRA:="--enable-pc-files --with-pkg-config-libdir=${PREFIX_NATIVE}/lib/pkgconfig --without-manpages --without-progs --with-shared --with-termlib --without-ada --without-tests --disable-widec --without-pthread"};
-: ${PKG_NCURSES_LDFLAGS_CONFIGURE:="${DEFAULT_LDFLAGS:+${DEFAULT_LDFLAGS} }--sysroot=${PREFIX_NATIVE}"};
 : ${PKG_NCURSES_MAKEFLAGS_INSTALL:="PREFIX= prefix="};
 : ${PKG_LIBREADLINE_SHA256SUM:=750d437185286f40a369e1e4f4764eda932b9459b5ec9a731628393dd3d32334};
 : ${PKG_LIBREADLINE_VERSION:=7.0};
 : ${PKG_LIBREADLINE_URL:=ftp://ftp.gnu.org/gnu/readline/readline-${PKG_LIBREADLINE_VERSION}.tar.gz};
-: ${PKG_LIBREADLINE_CFLAGS_CONFIGURE:="${DEFAULT_CFLAGS:+${DEFAULT_CFLAGS} }--sysroot=${PREFIX_NATIVE}"};
+: ${PKG_LIBREADLINE_CFLAGS_CONFIGURE:="${DEFAULT_CFLAGS:+${DEFAULT_CFLAGS} }-I${PREFIX_NATIVE}/include"};
 : ${PKG_LIBREADLINE_CONFIG_CACHE_LOCAL:="${CONFIG_CACHE_GNULIB}"}";
 : ${PKG_LIBREADLINE_CONFIGURE_ARGS:="-C --disable-nls --host=${DEFAULT_TARGET} --prefix= --program-prefix= --target=${DEFAULT_TARGET} --with-curses"};
-: ${PKG_LIBREADLINE_LDFLAGS_CONFIGURE:="${DEFAULT_LDFLAGS:+${DEFAULT_LDFLAGS} }--sysroot=${PREFIX_NATIVE}"};
+: ${PKG_LIBREADLINE_LDFLAGS_CONFIGURE:="${DEFAULT_LDFLAGS:+${DEFAULT_LDFLAGS} }-L${PREFIX_NATIVE}/lib"};
 : ${PKG_LIBREADLINE_MAKEFLAGS_INSTALL:="PREFIX= prefix="};
 : ${PKG_LIBZ_SHA256SUM:=abcc2831b7a0e891d0875fa852e9b9510b420d843d3d20aad010f65493fe4f7b};
 : ${PKG_LIBZ_VERSION:=1.2.8.2015.12.26};