bugfix in package glib: ensure that "pkgconfig ... --libs" also returns "-lpcre"

src/glib.mk

@@ -30,6 +30,7 @@ define $(PKG)_BUILD
     $(MAKE) -C '$(1)/$(glib_SUBDIR)/glib' -j '$(JOBS)'
     $(MAKE) -C '$(1)/$(glib_SUBDIR)/gobject' -j '$(JOBS)' lib_LTLIBRARIES= install-exec
     # cross build
+    sed 's,^\(Libs:.*\),\1 @PCRE_LIBS@,' -i '$(1)/glib-2.0.pc.in'
     cd '$(1)' && ./configure \
         --host='$(TARGET)' \
         --disable-shared \