Some things don't build for PowerPC yet.

List from:	benno

gnu/usr.bin/Makefile

@@ -1,7 +1,11 @@
 # $FreeBSD$
 
+.if ${MACHINE_ARCH} != "powerpc"
+_gperf=gperf
+.endif
+
 SUBDIR= bc binutils cc cpio dc dialog diff diff3 \
-	gperf grep groff gzip man patch rcs sdiff send-pr sort tar texinfo
+	${_gperf} grep groff gzip man patch rcs sdiff send-pr sort tar texinfo
 
 .if !defined(NO_CVS)
 SUBDIR+=cvs

lib/Makefile

@@ -24,7 +24,7 @@
 SUBDIR=	${_csu} libcom_err libcrypt libkvm msun libmd \
 	libncurses libradius librpcsvc libsbuf libtacplus libutil libypclnt \
 	${_compat} libalias libatm ${_libbind} libbz2 libc ${_libc_r} \
-	libcalendar libcam libcompat libdevinfo libdevstat libdisk \
+	libcalendar libcam libcompat libdevinfo libdevstat ${_libdisk} \
 	libedit libexpat libfetch libform libftpio libgeom ${_libio} libipsec \
 	libipx libisc libmenu ${_libmilter} ${_libmp} ${_libncp} \
 	libnetgraph libopie libpam libpanel libpcap \
@@ -67,6 +67,10 @@ _libio=		libio
 _compat=	compat
 .endif
 
+.if ${MACHINE_ARCH} != "powerpc"
+_libdisk=libdisk
+.endif
+
 .if defined(RELEASEDIR) || \
     (!exists(${.CURDIR}/../secure) && !exists(${.CURDIR}/../kerberosIV)) || \
     defined(NOCRYPT) || (defined(NOSECURE) && !defined(MAKE_KERBEROS4))

usr.bin/Makefile

@@ -12,6 +12,11 @@
 _xlint=	xlint
 .endif
 
+.if ${MACHINE_ARCH} != "powerpc"
+_gprof=	gprof
+_truss=	truss
+.endif
+
 SUBDIR=	alias \
 	apply \
 	asa \
@@ -68,7 +73,7 @@ SUBDIR=	alias \
 	gencat \
 	getconf \
 	getopt \
-	gprof \
+	${_gprof} \
 	head \
 	hesinfo \
 	hexdump \
@@ -171,7 +176,7 @@ SUBDIR=	alias \
 	tr \
 	true \
 	truncate \
-	truss \
+	${_truss} \
 	tset \
 	tsort \
 	tty \

usr.sbin/Makefile

@@ -1,6 +1,10 @@
 #	From: @(#)Makefile	5.20 (Berkeley) 6/12/93
 # $FreeBSD$
 
+.if ${MACHINE_ARCH} != "powerpc"
+_sysinstall=sysinstall
+.endif
+
 # XXX MISSING:		mkproto
 SUBDIR=	IPXrouted \
 	ac \
@@ -101,7 +105,7 @@ SUBDIR=	IPXrouted \
 	sliplogin \
 	slstat \
 	spray \
-	sysinstall \
+	${_sysinstall} \
 	syslogd \
 	tcpdchk \
 	tcpdmatch \