commit 42129b998b8d961bb45688908217d59ad0313a86
Author: Marcos Mello <marcosfrm@users.noreply.github.com>
Date:   2018-06-22 10:49:40 +0000

    Fix --with-netfilter-conntrack error message (#225)
    
    Typo: The nonexistent directory error should say --with, not --without.

diff --git a/configure.ac b/configure.ac
index 041b84d..97681b8 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2319,7 +2319,7 @@ case "$with_netfilter_conntrack" in
     ;;
   *)
     if test ! -d "$withval" ; then
-      AC_MSG_ERROR([--without-netfilter-conntrack path does not point to a directory])
+      AC_MSG_ERROR([--with-netfilter-conntrack path does not point to a directory])
     fi
     squid_opt_netfilterconntrackpath=$withval
     LDFLAGS="-L$squid_opt_netfilterconntrackpath/lib $LDFLAGS"