Fix enviorn configure test failure message (thanks to Anders Montonen).

git-svn-id: svn://svn.berlios.de/openocd/trunk@1612 b42882b7-edfa-0310-969c-e2dbd0fdcd60

configure.in

@@ -811,7 +811,7 @@ int main(int argc, char **argv) { char **ep = environ; }
   ])
 
 if test "${has_environ}" != "yes" ; then
-     AC_MSG_FAILURE([Could find 'environ' in unistd.h or available libraries.]) 
+     AC_MSG_FAILURE([Could not find 'environ' in unistd.h or available libraries.]) 
 fi