add ZLib and Lua support and fix a compile warning

haproxy/haproxy.patch

@@ -0,0 +1,11 @@
+Index: include/common/mini-clist.h
+--- include/common/mini-clist.h.orig	2015-10-13 18:52:22.000000000 +0200
++++ include/common/mini-clist.h	2015-10-14 20:07:40.605705265 +0200
+@@ -67,6 +67,7 @@
+ #undef LIST_HEAD
+ #undef LIST_INIT
+ #undef LIST_NEXT
++#undef LIST_PREV
+ 
+ /* ILH = Initialized List Head : used to prevent gcc from moving an empty
+  * list to BSS. Some older version tend to trim all the array and cause

haproxy/haproxy.spec

@@ -40,13 +40,16 @@ Release:      20151014
 
 #   package options
 %option       with_fsl  yes
-%option       with_ssl  no
+%option       with_ssl  yes
+%option       with_zlib yes
+%option       with_lua  yes
 
 #   list of sources
 Source0:      http://www.haproxy.org/download/%{V_major}/src/haproxy-%{V_major}.%{V_minor}.tar.gz
 Source1:      haproxy.cfg
 Source2:      fsl.haproxy
 Source3:      rc.haproxy
+Patch0:       haproxy.patch
 
 #   build information
 BuildPreReq:  OpenPKG, openpkg >= 20100101, make
@@ -59,8 +62,14 @@ PreReq:       fsl
 BuildPreReq:  openssl
 PreReq:       openssl
 %endif
-BuildPreReq:  pcre
-PreReq:       pcre
+%if "%{with_zlib}" == "yes"
+BuildPreReq:  zlib
+PreReq:       zlib
+%endif
+%if "%{with_lua}" == "yes"
+BuildPreReq:  lua
+PreReq:       lua
+%endif
 
 %description
     HAProxy is a free, very fast and reliable solution offering high
@@ -79,6 +88,7 @@ PreReq:       pcre
 
 %prep
     %setup -q -n haproxy-%{V_major}.%{V_minor}
+    %patch -p0
 
 %build
     #   build program
@@ -97,6 +107,16 @@ PreReq:       pcre
         ADDLIB="%{l_fsl_ldflags} %{l_fsl_libs}" \
 %if "%{with_ssl}" == "yes"
         USE_OPENSSL=1 \
+%endif
+%if "%{with_zlib}" == "yes"
+        USE_ZLIB=1 \
+        ZLIB_INC=%{l_prefix}/include \
+        ZLIB_LIB=%{l_prefix}/lib \
+%endif
+%if "%{with_lua}" == "yes"
+        USE_LUA=1 \
+        LUA_INC=%{l_prefix}/include/lua \
+        LUA_LIB=%{l_prefix}/lib \
 %endif
         USE_STATIC_PCRE=1