lib/functions.in: improved to move .pc files to automatically to /usr/lib/pkgconfig when libdir=/lib

lib/functions.in

@@ -313,7 +313,7 @@ function run_check() {
 #
 postflist_static_lib() {
 	echo "Processing static lib corrections ..."
-	egrep '^(lib|lib64)/.*\.(a\..*|a|la|so)$' $builddir/flist.txt |
+	egrep '^(lib|lib64)/.*\.(a\..*|a|la|so|pc)$' $builddir/flist.txt |
 	while read fn ; do
 		[ -e $root/$fn -o -L $root/$fn ] || continue
 
@@ -323,7 +323,7 @@ postflist_static_lib() {
 				$root/$fn > $root/usr/$fn
 			rm $root/$fn
 			;;
-		*.a)
+		*.a|*.pc)
 			mv -fv $root/$fn $root/usr/$fn
 			;;
 		*.so)