configure.ac: do not hardcode pkg-config

Always use $PKG_CONFIG instead

Signed-off-by: Quentin Glidic <sardemff7+git@sardemff7.net>
https://bugzilla.gnome.org/show_bug.cgi?id=753502

diff --git a/configure.ac b/configure.ac
index 6c87154..0a64fad 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -652,9 +652,9 @@ fi
 
 GLIB_MAKEFILE='$(top_srcdir)/Makefile.glib'
 AC_SUBST(GLIB_MAKEFILE)
-GLIB_GENMARSHAL=`pkg-config --variable=glib_genmarshal glib-2.0`
+GLIB_GENMARSHAL=`$PKG_CONFIG --variable=glib_genmarshal glib-2.0`
 AC_SUBST(GLIB_GENMARSHAL)
-GLIB_MKENUMS=`pkg-config --variable=glib_mkenums glib-2.0`
+GLIB_MKENUMS=`$PKG_CONFIG --variable=glib_mkenums glib-2.0`
 AC_SUBST(GLIB_MKENUMS)
 
 AC_ARG_WITH(dbus-sys-dir, AS_HELP_STRING([--with-dbus-sys-dir=DIR], [where D-BUS system.d directory is]))