env pollution in GNUstep.sh

[BALATON Zoltan]

Hello,

Despite the big warning in the beginning of GNUstep.sh a small env
pollution bug has crept into it. The attached patch should correct it.

Greetings,
BALATON Zoltan

--- GNUstep.sh.in.orig  Sun Apr  7 23:38:58 2002
+++ GNUstep.sh.in       Mon Apr  8 00:15:27 2002
@@ -195,7 +195,7 @@
 done
 IFS="$tmp_IFS"
 unset tmp_IFS
-unset dir
+
 if [ -z "$PATH" ]; then
   PATH="$temp_path"
 else
@@ -222,7 +222,7 @@
 done
 IFS="$tmp_IFS"
 unset tmp_IFS
-
+unset dir
 if [ -z "$CLASSPATH" ]; then
   CLASSPATH="$gnustep_class_path"
 else