Index: Makefile
===================================================================
--- Makefile	(revision 480846)
+++ Makefile	(working copy)
@@ -14,7 +14,6 @@
 LICENSE=	LGPL21
 
 BROKEN_mips64=		fails to build: qemu: uncaught target signal 11 (Segmentation fault) - core dumped
-BROKEN_powerpc64=	fails to build: gmake[4]: *** [Makefile:3216: libguile_2.0_la-vm.lo] Error 1
 
 LIB_DEPENDS=	libgmp.so:math/gmp \
 		libltdl.so:devel/libltdl \
@@ -25,8 +24,8 @@
 
 MAKE_JOBS_UNSAFE=	yes
 
-USES=		charsetfix gmake libtool makeinfo ncurses pathfix pkgconfig \
-		readline
+USES=		charsetfix compiler:c11 gmake libtool makeinfo ncurses pathfix \
+		pkgconfig readline
 USE_LDCONFIG=	yes
 GNU_CONFIGURE=	yes
 CPPFLAGS+=	-I${LOCALBASE}/include