Index: gpgme.m4
===================================================================
--- gpgme.m4
+++ gpgme.m4
@@ -20,13 +20,15 @@
   fi
   AC_PATH_PROG(GPGME_CONFIG, gpgme-config, no)
 
-  gpgme_version=`$GPGME_CONFIG --version`
-  gpgme_version_major=`echo $gpgme_version | \
+  if test "$GPGME_CONFIG" != "no" ; then
+    gpgme_version=`$GPGME_CONFIG --version`
+    gpgme_version_major=`echo $gpgme_version | \
                sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\).*/\1/'`
-  gpgme_version_minor=`echo $gpgme_version | \
+    gpgme_version_minor=`echo $gpgme_version | \
                sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\).*/\2/'`
-  gpgme_version_micro=`echo $gpgme_version | \
+    gpgme_version_micro=`echo $gpgme_version | \
                sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\).*/\3/'`
+  fi
 ])
 
 dnl AM_PATH_GPGME([MINIMUM-VERSION,