Fix typo in mkconfig script (used == instead of =)
Patch by Murray Jensen, 18 Jul 2005
diff --git a/mkconfig b/mkconfig
index e366267..54775d3 100755
--- a/mkconfig
+++ b/mkconfig
@@ -32,7 +32,7 @@
 ln -s asm-$2 asm
 rm -f asm-$2/arch
 
-if [ -z "$6" -o "$6" == "NULL" ] ; then
+if [ -z "$6" -o "$6" = "NULL" ] ; then
 	ln -s arch-$3 asm-$2/arch
 else
 	ln -s arch-$6 asm-$2/arch