Fix typo from version 1.528.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@14266 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/configure.in b/configure.in
index 7cca03cb9787f41362ed6009fa4f19a88877d466..c024e45f0da93bd3a3fdfa1cf5406f1e441c42b9 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -1229,7 +1229,7 @@ dnl does make support "-include" (only GNU make does AFAIK)?
 AC_CACHE_CHECK([if make is GNU make], wx_cv_prog_makeisgnu,
 [
     if ( ${SHELL-sh} -c "${MAKE-make} --version" 2> /dev/null |
-            egrep qs GNU > /dev/null); then
+            egrep -s GNU > /dev/null); then
         wx_cv_prog_makeisgnu="yes"
     else
         wx_cv_prog_makeisgnu="no"