Taken from https://bug1339931.bmoattachments.org/attachment.cgi?id=8837770. Add major version to pkg-config filename. Author: Rico Tzschichholz <ricotz@ubuntu.com> Forwarded: no Last-Update: 2015-05-04 Index: b/js/src/Makefile.in =================================================================== --- a/js/src/Makefile.in +++ b/js/src/Makefile.in @@ -214,10 +214,10 @@ $(JS_CONFIG_NAME): js-config cp $^ $@ -$(LIBRARY_NAME).pc: js.pc +$(JS_LIBRARY_NAME).pc: js.pc cp $^ $@ -install:: $(LIBRARY_NAME).pc +install:: $(JS_LIBRARY_NAME).pc $(SYSINSTALL) $^ $(DESTDIR)$(libdir)/pkgconfig install:: js-config.h