diff --git a/etc/build.usage b/etc/build.usage
index 7a41377..93f1c20 100644
--- a/etc/build.usage
+++ b/etc/build.usage
@@ -24,6 +24,8 @@ usage: ./build.sh [-a nt32|nt64] [-b debug|release] [-C dir[,..]] [-D kind[,..]]
                           Restart all packages/the specified comma-separated package(s)
                           completely or at optionally specified comma-separated step(s)
                           or restart the last failed package and resume build.
+                          Prepend w/ `*' to automatically include dependencies.
+
                           Currently defined steps are:
                           fetch_wget, fetch_git, fetch_extract,
                           configure_patch_pre, configure_autotools, configure_patch,
diff --git a/groups/231.native_packages_etc.group b/groups/231.native_packages_etc.group
index 40f49ef..48ecf32 100644
--- a/groups/231.native_packages_etc.group
+++ b/groups/231.native_packages_etc.group
@@ -169,7 +169,7 @@ fi;
 : ${PKG_HTOP_CONFIGURE_ARGS_EXTRA:="--enable-proc --enable-unicode"};
 : ${PKG_HTOP_CFLAGS_CONFIGURE_EXTRA:="--include=sys/sysmacros.h"};
 : ${PKG_HTOP_ENV_VARS_EXTRA:="HTOP_NCURSES_CONFIG_SCRIPT=${PREFIX_NATIVE}/bin/ncurses-config:HTOP_NCURSES6_CONFIG_SCRIPT=${PREFIX_NATIVE}/bin/ncurses6-config:HTOP_NCURSESW_CONFIG_SCRIPT=${PREFIX_NATIVE}/bin/ncursesw-config:HTOP_NCURSESW6_CONFIG_SCRIPT=${PREFIX_NATIVE}/bin/ncursesw6-config"}
-: ${PKG_ICECAST_DEPENDS:="curl"};
+: ${PKG_ICECAST_DEPENDS:="curl expat libressl libxml2 libxslt"};
 : ${PKG_ICECAST_SHA256SUM:=eee7644a6bc703f5705ebe6b79c8d20a66a13cc577c60665e2bc2c34e3a0536d};
 : ${PKG_ICECAST_VERSION:=2.4.99.2-283};
 : ${PKG_ICECAST_URL:=https://people.xiph.org/~epirat/Icecast/icecast-${PKG_ICECAST_VERSION}.tar.gz};
diff --git a/subr/build_args.subr b/subr/build_args.subr
index 0837326..c41a16f 100644
--- a/subr/build_args.subr
+++ b/subr/build_args.subr
@@ -2,61 +2,36 @@
 # set -o noglob is assumed.
 #
 
-BUILD_ARGS_SPEC="
-	ARCH:arg:-a:
-	ARG_AS_NEEDED:--as-needed:
-	ARG_CLEAN_BUILDS:arg:-C:
-	ARG_DEBUG_MINIPIX:--debug-minipix:
-	ARG_DIST:arg:-D:
-	ARG_FETCH_FORCE:-F:
-	ARG_PARALLEL:optarg:-P:auto
-	ARG_RELAXED:-R:
-	ARG_RESTART:arg:-r:
-	ARG_VERBOSE:selfarg:-v:
-	ARG_VERBOSE:selfarg:-vv:
-	ARG_VERBOSE:selfarg:-vvv:
-	ARG_VERBOSE:selfarg:-vvvv:
-	BUILD:arg:-b:";
-
 build_args() {
-	local _spec="${BUILD_ARGS_SPEC}" _spec_arg="" _found="";
-	while [ ${#} -gt 0 ]; do
-		if [ "${1#-}" = "${1}" ]; then
-			break;
-		fi;
-		for _spec_arg in ${_spec}; do
-			case "${_spec_arg}" in
-			*:${1}:*)
-				case "${_spec_arg#*:}" in
-				arg:*)
-					ex_rtl_set_var_unsafe "${_spec_arg%%:*}" "${2}"; shift; ;;
-				optarg:*)
-					if [ -n "${2}" ]\
-					&& [ "x${2#-}" = "x${2}" ]; then
-						ex_rtl_set_var_unsafe "${_spec_arg%%:*}" "${2}";
-						shift;
-					else
-						ex_rtl_set_var_unsafe "${_spec_arg%%:*}"	\
-							"${_spec_arg##*:}";
-					fi; ;;
-				selfarg:*)
-					ex_rtl_set_var_unsafe "${_spec_arg%%:*}" "${1}"; ;;
-				*)
-					ex_rtl_set_var_unsafe "${_spec_arg%%:*}" 1; ;;
-				esac; _found=1; break; ;;
-			*)	_found=0; ;;
-			esac;
-		done;
-		if [ "${_found:-0}" -eq 0 ]; then
-			exec cat etc/build.usage;
+	local _opt="" _shiftfl=0;
+	while [ "${#}" -gt 0 ]; do
+		case "${1}" in
+		--as-needed)	ARG_AS_NEEDED=1; _shiftfl=1; ;;
+		--debug-minipx)	ARG_DEBUG_MINIPIX=1; _shiftfl=1; ;;
+		-v*)		_opt="${1#-}"; while [ -n "${_opt}" ]; do
+					: $((ARG_VERBOSE+=1)); _opt="${_opt#?}";
+				done; _shiftfl=1; ;;
+		*)		_shiftfl=0; ;;
+		esac;
+		if [ "${_shiftfl}" -gt 0 ]; then
+			shift "${_shiftfl}"; continue;
+		elif getopts a:b:C:D:FhPr:R _opt; then
+			case "${_opt}" in
+			a)	ARCH="${OPTARG}"; ;;
+			b)	BUILD="${OPTARG}"; ;;	
+			C)	ARG_CLEAN_BUILDS="${OPTARG}"; ;;
+			D)	ARG_DIST="${OPTARG}"; ;;
+			F)	ARG_FETCH_FORCE=1; ;;
+			h)	cat etc/build.usage; exit 0; ;;
+			P)	ARG_PARALLEL="${OPTARG:-auto}"; ;;
+			r)	ARG_RESTART="${OPTARG}"; ;;
+			R)	ARG_RELAXED=1; ;;
+			*)	cat etc/build.usage; exit 1; ;;
+			esac; shift $((${OPTIND}-1));
 		else
-			shift;
+			break;
 		fi;
 	done;
-	if ex_rtl_lmatch "${ARG_DIST}" , zipdist\
-	&& ! ex_rtl_lmatch "${ARG_DIST}" , minipix; then
-		ARG_DIST="${ARG_DIST:+${ARG_DIST},}minipix";
-	fi;
 	if [ -n "${ARG_RESTART}" ]\
 	&& [ "${ARG_RESTART#\*}" != "${ARG_RESTART}" ]; then
 		ARG_RESTART="${ARG_RESTART#\*}"; ARG_RESTART_RECURSIVE=1;
@@ -65,19 +40,8 @@ build_args() {
 	ALL)	ARG_RESTART_AT=ALL; ;;
 	LAST)	ARG_RESTART_AT=""; ;;
 	"")	;;
-	*)	if [ "${ARG_RESTART%:*}" != "${ARG_RESTART}" ]; then
-			ARG_RESTART_AT="${ARG_RESTART#*:}"; ARG_RESTART="${ARG_RESTART%:*}";
-		else
-			ARG_RESTART_AT=ALL;
-		fi;
-		ARG_RESTART="$(echo "${ARG_RESTART}" | sed "s/,/ /g")";
-		;;
-	esac;
-	case "${ARG_VERBOSE}" in
-	-v)	ARG_VERBOSE=1; ;;
-	-vv)	ARG_VERBOSE=2; ;;
-	-vvv)	ARG_VERBOSE=3; ;;
-	-vvvv)	ARG_VERBOSE=4; ;;
+	*:*)	ARG_RESTART_AT="${ARG_RESTART#*:}"; ARG_RESTART="${ARG_RESTART%:*}"; ;;
+	*)	ARG_RESTART="$(echo "${ARG_RESTART}" | sed "s/,/ /g")"; ARG_RESTART_AT=ALL; ;;
 	esac;
 	while [ ${#} -gt 0 ]; do
 	case "${1}" in