X-Git-Url: https://tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=m4%2Fzlib.m4;h=d69132639282d2baf3de72d9ce922aca531ecead;hp=d5fbc675cf04f9a05b6b4c4e9fe9c2957625309b;hb=da3078c63a3b658573f6e2f986f69ed4d7993b3a;hpb=3d8a373bb3a788efffc555122b9d0569b96c5944

diff --git a/m4/zlib.m4 b/m4/zlib.m4
index d5fbc675..d6913263 100644
--- a/m4/zlib.m4
+++ b/m4/zlib.m4
@@ -4,15 +4,23 @@ AC_DEFUN(tinc_ZLIB,
 [
   tinc_ac_save_CPPFLAGS="$CPPFLAGS"
 
+  AC_ARG_WITH(zlib,
+    AC_HELP_STRING([--with-zlib=DIR], [zlib base directory, or:]),
+    [zlib="$withval"
+     CFLAGS="$CFLAGS -I$withval/include"
+     CPPFLAGS="$CPPFLAGS -I$withval/include"
+     LIBS="$LIBS -L$withval/lib"]
+  )
+
   AC_ARG_WITH(zlib-include,
-    [  --with-zlib-include=DIR zlib headers directory],
+    AC_HELP_STRING([--with-zlib-include=DIR], [zlib headers directory]),
     [zlib_include="$withval"
      CFLAGS="$CFLAGS -I$withval"
      CPPFLAGS="$CPPFLAGS -I$withval"]
   )
 
   AC_ARG_WITH(zlib-lib,
-    [  --with-zlib-lib=DIR     zlib library directory],
+    AC_HELP_STRING([--with-zlib-lib=DIR], [zlib library directory]),
     [zlib_lib="$withval"
      LIBS="$LIBS -L$withval"]
   )