--- pari-2.1.7.ebuild	2006-01-21 14:51:49.000000000 +0000
+++ pari-2.1.7-r1.ebuild	2006-01-21 15:42:41.000000000 +0000
@@ -19,6 +19,9 @@
 	unpack ${A}
 	cd ${S}
 	epatch ${FILESDIR}/docs.patch
+
+	# remove exec stacks for x86; see bug #117434
+	epatch ${FILESDIR}/pari-non-exec-stack-x86-gentoo.patch
 }
 
 src_compile() {
@@ -40,6 +43,14 @@
 	#we also need to force -fPIC throughout on amd64
 	if [ "${ARCH}" = "amd64" ] && ! is-flag -fPIC; then append-flags -fPIC; fi
 
+	# fix up build scripts to get rid of insecure RUNPATHS
+	# see bug #117434
+	sed -e "s|\$runpathprefix \$TOP/\$objdir:\$tmp||" \
+	    -e "s|\$runpathprefix \$tmp||" -i config/Makefile.SH || \
+		die "Failed to fix Makefile.SH"
+	sed -e "s|-L\$libdir|-L./|" -i Configure || \
+		die "Failed to fix Configure"
+
 	./Configure \
 		--host=${myhost} \
 		--prefix=/usr \