--- grass-6.2.3-orig/lib/init/init.sh	2007-07-12 16:28:14 +0400
+++ grass-6.2.3/lib/init/init.sh	2008-01-11 03:37:06 +0300
@@ -306,7 +306,11 @@
     read ans
 
     #for convenience, define pwd as GISDBASE:
-    echo "GISDBASE: `pwd`" > "$GISRC"
+    if [ -z "GISDBASE" ]; then
+	echo "GISDBASE: `pwd`" > "$GISRC"
+    else
+	echo "GISDBASE: $GISDBASE" > "$GISRC"
+    fi
     echo 'LOCATION_NAME: <UNKNOWN>' >> "$GISRC"
     echo 'MAPSET: <UNKNOWN>' >> "$GISRC"