diff -ruN math/tomsfastmath.orig/Makefile math/tomsfastmath/Makefile
--- math/tomsfastmath.orig/Makefile	Thu Sep  8 14:26:39 2005
+++ math/tomsfastmath/Makefile	Thu Sep  8 14:37:10 2005
@@ -22,6 +22,7 @@
 ALL_TARGET=	default
 USE_REINPLACE=	yes
 
+NOT_FOR_ARCHS=	sparc64
 post-patch:
 	@${REINPLACE_CMD} -e 's|
||' ${WRKSRC}/fp_montgomery_reduce.c