strongswan: force PIC on all builds

Signed-off-by: Philip Prindeville <philipp@redfish-solutions.com>

net/strongswan/Makefile

@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=strongswan
 PKG_VERSION:=5.9.1
-PKG_RELEASE:=8
+PKG_RELEASE:=9
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.bz2
 PKG_SOURCE_URL:=https://download.strongswan.org/ https://download2.strongswan.org/

net/strongswan/patches/305-minimal_dh_plugin.patch

@@ -68,7 +68,7 @@
 +	../gmp/gmp_diffie_hellman.c ../gmp/gmp_diffie_hellman.h 
 +
 +	
-+libstrongswan_gmpdh_la_LDFLAGS = -module -avoid-version -Wl,-Bstatic -Wl,-lgmp -Wl,-Bdynamic -Wl,--as-needed
++libstrongswan_gmpdh_la_LDFLAGS = -module -avoid-version -Wl,-Bstatic -Wl,-lgmp -Wl,-Bdynamic -Wl,--as-needed $(FPIC)
 +libstrongswan_gmpdh_la_LIBADD  =
 --- /dev/null
 +++ b/src/libstrongswan/plugins/gmpdh/gmpdh_plugin.c