[bzflag] Require zlib-devel when building.

[Jeff Makey]

commit 39b9d04701bd17b5b7ecd2b56ce2da05f32669e0
Author: Jeff Makey <jeff at makey.net>
Date:   Wed Aug 17 09:13:54 2011 -0700

    Require zlib-devel when building.

 bzflag.spec |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)
---
diff --git a/bzflag.spec b/bzflag.spec
index f9b4b4b..2e7c1fc 100644
--- a/bzflag.spec
+++ b/bzflag.spec
@@ -32,7 +32,7 @@
 Summary: 3D multi-player tank battle game
 Name: bzflag
 Version: 2.4.0
-Release: 1%{?dist}
+Release: 2%{?dist}
 License: LGPLv2
 Group: Amusements/Games
 URL: http://bzflag.org
@@ -64,6 +64,7 @@ BuildRequires: curl-devel
 %endif
 BuildRequires: c-ares-devel
 BuildRequires: glew-devel
+BuildRequires: zlib-devel
 # for curl version checking in configure. ugh.
 BuildRequires: bc
 %if %{with opengl_wrapper}
@@ -151,6 +152,9 @@ rm -rf %{buildroot}
 %{_datadir}/bzflag/maps/*
 
 %changelog
+* Wed Aug 17 2011 Jeff Makey <jeff at makey.net> 2.4.0-2
+- build require zlib-devel
+
 * Wed Aug 17 2011 Jeff Makey <jeff at makey.net> 2.4.0-1
 - version 2.4.0
 - build require glew-devel