gentoo-overlay/app-arch/zip/files/zip-3.0-pic.patch

if our toolchain generates PIC by default, then do not use the hand written
assembly files as none of it is PIC friendly.

--- a/unix/configure
+++ b/unix/configure
@@ -29,6 +29,9 @@
 echo Check if we can use asm code
 OBJA=""
 OCRCU8=""
+piclib="$(echo | $CPP -dM $CFLAGS - | grep -i __pic__)"
+echo "Checking if compiler wants to create pic code"
+[ "$piclib" == "" ] && \
 if eval "$CPP match.S > _match.s 2>/dev/null"; then
   if test ! -s _match.s || grep error < _match.s > /dev/null; then
     :