diff --git a/app-arch/cpio/cpio-2.10.recipe b/app-arch/cpio/cpio-2.10.recipe
index a5c32ef12..58c3e08e3 100644
--- a/app-arch/cpio/cpio-2.10.recipe
+++ b/app-arch/cpio/cpio-2.10.recipe
@@ -35,10 +35,7 @@ BUILD_REQUIRES="
 	"
 
 BUILD_PREREQUIRES="
-#	cmd:aclocal
-#	cmd:autoconf
-#	cmd:gettext
-#	cmd:libtoolize
+	cmd:awk
 	cmd:make
 	cmd:gcc
 	cmd:ld
diff --git a/haiku-apps/clockwerk/clockwerk-78.recipe b/haiku-apps/clockwerk/clockwerk-78.recipe
deleted file mode 100644
index 8a47f0b94..000000000
--- a/haiku-apps/clockwerk/clockwerk-78.recipe
+++ /dev/null
@@ -1,26 +0,0 @@
-DESCRIPTION="
-Clockwerk is a multi-track audio/video compositing and animation software.
-"
-HOMEPAGE="http://dev.osdrawer.net/projects/clockwerk" 
-SRC_URI="svn+http://svn.osdrawer.net/clockwerk#78"
-REVISION="1"
-STATUS_HAIKU="stable"
-DEPEND=""
-#CHECKSUM_MD5=""
-BUILD()
-{
-	cd clockwerk-78
-	jam
-}
-
-INSTALL()
-{
-       cd clockwerk-78
-       mkdir -p ${DESTDIR}/`finddir B_APPS_DIRECTORY`/Clockwerk
-       cp generated/distro-haiku/* ${DESTDIR}/`finddir B_APPS_DIRECTORY`/Clockwerk
-}
-
-LICENSE="GNU GPL v2"
-COPYRIGHT="2002-2010 Stephan Aßmus
-	2005-2006 Axel Dörfler
-	2006-2009 Ingo Weinhold"
diff --git a/media-libs/libvpx/libvpx-1.0.0.recipe b/media-libs/libvpx/libvpx-1.0.0.recipe
index e0f70756b..be74dafaf 100644
--- a/media-libs/libvpx/libvpx-1.0.0.recipe
+++ b/media-libs/libvpx/libvpx-1.0.0.recipe
@@ -43,6 +43,7 @@ BUILD_PREREQUIRES="
 	haiku${secondaryArchSuffix}_devel >= $haikuVersion
 	cmd:gcc$secondaryArchSuffix
 	cmd:ld$secondaryArchSuffix
+	cmd:awk
 	cmd:make
 	cmd:perl
 	cmd:yasm
diff --git a/media-video/ffmpeg/ffmpeg-0.10.2.recipe b/media-video/ffmpeg/ffmpeg-0.10.2.recipe
index e3faca548..e5d43bf1d 100644
--- a/media-video/ffmpeg/ffmpeg-0.10.2.recipe
+++ b/media-video/ffmpeg/ffmpeg-0.10.2.recipe
@@ -18,7 +18,7 @@ REVISION="5"
 ARCHITECTURES="x86_gcc2 x86 x86_64"
 SECONDARY_ARCHITECTURES="x86_gcc2 x86"
 
-if [ $targetArchitecture == x86_gcc2 ]; then
+if [ $effectiveTargetArchitecture == x86_gcc2 ]; then
 	PATCHES="ffmpeg-0.10.2-gcc2.patch"
 fi
 
@@ -65,6 +65,7 @@ BUILD_PREREQUIRES="
 	haiku${secondaryArchSuffix}_devel >= $haikuVersion
 	cmd:gcc$secondaryArchSuffix
 	cmd:ld$secondaryArchSuffix
+	cmd:awk
 	cmd:make
 	cmd:perl
 	cmd:pkg_config
diff --git a/sys-devel/autoconf/autoconf-2.67xz.recipe b/sys-devel/autoconf/autoconf-2.67xz.recipe
deleted file mode 100644
index f83fde14b..000000000
--- a/sys-devel/autoconf/autoconf-2.67xz.recipe
+++ /dev/null
@@ -1,22 +0,0 @@
-DESCRIPTION="autoconf - Used to create autoconfiguration files" 
-HOMEPAGE="http://www.gnu.org/software/autoconf/" 
-SRC_URI="http://ftpmirror.gnu.org/autoconf/autoconf-2.67.tar.xz"
-CHECKSUM_MD5="1da24eebe4e6a774e4039242a4f06aad"
-REVISION="1"
-STATUS_HAIKU="stable"
-DEPEND=""
-BUILD()
-{
-	cd autoconf-2.67
-	./configure --prefix=`finddir B_COMMON_DIRECTORY`
-	make
-}
-
-INSTALL()
-{
-	cd autoconf-2.67
-	make install
-}
-LICENSE="GNU GPL v2
-	GNU GPL v3"
-COPYRIGHT="1992-2010 Free Software Foundation, Inc."
diff --git a/sys-libs/glu/glu-9.0.0.recipe b/sys-libs/glu/glu-9.0.0.recipe
index c60a8cb72..ba75ab120 100644
--- a/sys-libs/glu/glu-9.0.0.recipe
+++ b/sys-libs/glu/glu-9.0.0.recipe
@@ -26,6 +26,7 @@ BUILD_REQUIRES="
 BUILD_PREREQUIRES="
 	cmd:gcc$secondaryArchSuffix
 	cmd:ld$secondaryArchSuffix
+	cmd:awk
 	cmd:make
 	cmd:sed
 	"