Fix hardcoded grep in editline, were GNU grep is required.

(closes issue #12124)
Reported by: dmartin

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@106842 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/main/editline/Makefile.in b/main/editline/Makefile.in
index f17cfd43a7dd55877b1f2d51f82bdfc0a77066b5..47fbb8d09e0d9e50e3093ff1cc91daa686a5ee70 100644 (file)
--- a/main/editline/Makefile.in
+++ b/main/editline/Makefile.in
@@ -4,7 +4,7 @@
 
 OSTYPE=$(shell uname -s)
 define cyg_subst_sys
-       if uname -s | grep -qi cygwin; then \
+       if uname -s | ${GREP} -qi cygwin; then \
        cat $@ | sed -e s/"sys\.h"/"config.h"/g > $@.copy; \
        mv --force $@.copy $@; \
        fi