diff -r 8f6a793dc5b5 -r 9f7946c892da config/global/build-behave.in
--- a/config/global/build-behave.in	Sun Aug 02 23:43:15 2009 +0200
+++ b/config/global/build-behave.in	Sun Aug 02 20:06:06 2009 +0200
@@ -81,9 +81,18 @@
       
       See help for CONFIG_SHELL_SH, above, for more explanations.
 
+config CONFIG_SHELL_BASH
+    bool
+    prompt "bash"
+    help
+      Use 'bash' as CONFIG_SHELL.
+      
+      See help for CONFIG_SHELL_SH, above, for more explanations.
+
 endchoice
 
 config CONFIG_SHELL
     string
     default "sh"    if CONFIG_SHELL_SH
     default "ash"   if CONFIG_SHELL_ASH
+    default "bash"  if CONFIG_SHELL_BASH