1.1 --- a/common/autoconf/basics_windows.m4 Wed Apr 29 14:04:33 2015 -0700 1.2 +++ b/common/autoconf/basics_windows.m4 Tue May 05 16:40:47 2015 +0200 1.3 @@ -312,8 +312,8 @@ 1.4 WINDOWS_ENV_VENDOR='cygwin' 1.5 WINDOWS_ENV_VERSION="$CYGWIN_VERSION" 1.6 1.7 - CYGWIN_VERSION_OK=`$ECHO $CYGWIN_VERSION | $GREP ^1.7.` 1.8 - if test "x$CYGWIN_VERSION_OK" = x; then 1.9 + CYGWIN_VERSION_OLD=`$ECHO $CYGWIN_VERSION | $GREP -e '^1\.[0-6]'` 1.10 + if test "x$CYGWIN_VERSION_OLD" != x; then 1.11 AC_MSG_NOTICE([Your cygwin is too old. You are running $CYGWIN_VERSION, but at least cygwin 1.7 is required. Please upgrade.]) 1.12 AC_MSG_ERROR([Cannot continue]) 1.13 fi