FYI, the nixos/hydra autobuilder informed me that gzip failed to build on Darwin, due to a stray inclusion of crypt.h.
Darwin doesn't provide /usr/include/crypt.h, while other systems I tested do. Here's the fix: >From 274361612fb15ed7529460b8f1e6cad010ab5f3f Mon Sep 17 00:00:00 2001 From: Jim Meyering <meyer...@redhat.com> Date: Fri, 13 May 2011 12:28:31 +0200 Subject: [PATCH] avoid new build failure on a system without <crypt.h> * bits.c: Don't include "crypt.h", now that it's deleted. --- bits.c | 1 - 1 files changed, 0 insertions(+), 1 deletions(-) diff --git a/bits.c b/bits.c index 6db2caa..04553f4 100644 --- a/bits.c +++ b/bits.c @@ -67,7 +67,6 @@ #include <config.h> #include "tailor.h" #include "gzip.h" -#include "crypt.h" #ifdef DEBUG # include <stdio.h> -- 1.7.5.1.398.g86d1d