remove "local" bashism from a few scripts

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/examples/depmod b/examples/depmod
index d769590..8d421c6 100755
--- a/examples/depmod
+++ b/examples/depmod
@@ -7,7 +7,7 @@
 # Licensed under GPLv2, see file LICENSE in this source tree.
 #
 
-local BASE="${1:-/usr/lib/modules}"
+BASE="${1:-/usr/lib/modules}"
 
 find "$BASE" -name '*.ko.gz' | while read I ; do
 	N=`basename "$I" '.ko.gz'`