Changed /bin/bash to /bin/sh, cause extended features of bash are not used
This allows script to be executed on FreeBSD correcty from makefiles during building
process.
diff --git a/extensions/create_initext b/extensions/create_initext
index 33cab75..686ba04 100755
--- a/extensions/create_initext
+++ b/extensions/create_initext
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 echo ""
 for i in $1; do
 	echo "extern void ${i}_init(void);";