--- gforth/BUILD-FROM-SCRATCH	2001/05/13 10:54:10	1.7
+++ gforth/BUILD-FROM-SCRATCH	2002/03/01 13:25:25	1.9
@@ -30,9 +30,13 @@
 
 # try to guess a installed gforth
 
-if [ "$GFORTH" == "" ]
+if [ "$GFORTH"xx = "xx" ];
 then
 	GFORTH=`which gforth`
+	if [ "$GFORTH"xx = "xx" ]; then
+		echo 'BUILD-FROM-SCRATCH needs a working gforth (in environment variable GFORTH)'
+                exit 1
+        fi
 fi
 
 # makes a aclocal.m4 which includes the automake macros for autconf
@@ -47,14 +51,15 @@ autoconf
 
 autoheader
 
-# run configure script
+# run configure sXScript
 
 ./configure $*
 
 # if you have specified a previous Gforth, you can savely run make now
 # with FORTHK and FORTHP changed appropriate.
 
-if [ "$GFORTH" != "" ]
+echo xz
+if [ "$GFORTH"xx != "xx" ]
 then
  echo Running: make BUILDFORTH="$GFORTH" gforth...
  make BUILDFORTH="$GFORTH" gforth