diff --git a/glib-2.0.m4_ b/glib-2.0.m4_
index d6413ff7..2a5afd0c 100644
--- a/glib-2.0.m4_
+++ b/glib-2.0.m4_
@@ -31,20 +31,13 @@ AC_ARG_ENABLE(glibtest, [  --disable-glibtest      do not try to compile and run
       esac
   done
 
-  AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
+  PKG_PROG_PKG_CONFIG([0.7])
 
   no_glib=""
 
-  if test x$PKG_CONFIG != xno ; then
-    if $PKG_CONFIG --atleast-pkgconfig-version 0.7 ; then
-      :
-    else
-      echo *** pkg-config too old; version 0.7 or better required.
-      no_glib=yes
-      PKG_CONFIG=no
-    fi
-  else
+  if test "x$PKG_CONFIG" = x ; then
     no_glib=yes
+    PKG_CONFIG=no
   fi
 
   min_glib_version=ifelse([$1], ,2.0.0,$1)