build: Use -R instead of -rpath
build: Use -R instead of -rpath

When linking with libtool, you are supposed to use -R, not -rpath. This
caused a build failure on OSX due to two -rpath options being given in
one invocation of ld, which libtool fixes when you use -R.

https://bugzilla.gnome.org/show_bug.cgi?id=737702

endlessm/gjs,endlessm/gjs,endlessm/gjs,endlessm/gjs,endlessm/gjs