Build/install the PIC version of libgcc (libcc_pic.a) for use by shared

libraries that do exception unwinding.

gnu/lib/libgcc/Makefile

@@ -12,6 +12,9 @@ LIB=	gcc
 
 #SHLIB_MAJOR=	1
 
+# We need to install libgcc_pic.a as well, for use by shared libs.
+INSTALL_PIC_ARCHIVE=    yes     
+
 #
 # XXX This is a hack, but it seems to work.
 # libgcc2.a is meant to be compiled by *this* version of gcc.

share/mk/bsd.libnames.mk

@@ -37,6 +37,7 @@ LIBFORM?=	${DESTDIR}${LIBDIR}/libform.a
 LIBFTPIO?=	${DESTDIR}${LIBDIR}/libftpio.a
 LIBG2C?=	${DESTDIR}${LIBDIR}/libg2c.a
 LIBGCC?=	${DESTDIR}${LIBDIR}/libgcc.a
+LIBGCC_PIC?=	${DESTDIR}${LIBDIR}/libgcc_pic.a
 LIBGEOM?=	${DESTDIR}${LIBDIR}/libgeom.a
 LIBGNUREGEX?=	${DESTDIR}${LIBDIR}/libgnuregex.a
 LIBGSSAPI?=	${DESTDIR}${LIBDIR}/libgssapi.a	# XXX in secure dist, not base