dhewm3: fix musl

srcpkgs/dhewm3/patches/musl-temp_failure_retry.patch

@@ -0,0 +1,18 @@
+--- neo/sys/posix/posix_net.cpp	2016-06-19 01:48:20.000000000 +0200
++++ new/sys/posix/posix_net.cpp	2016-08-17 18:20:27.634588999 +0200
+@@ -49,6 +49,15 @@
+ 
+ #include "sys/posix/posix_public.h"
+ 
++#if !defined(TEMP_FAILURE_RETRY)
++#define TEMP_FAILURE_RETRY(expression) \
++  (__extension__                                                              \
++    ({ long int __result;                                                     \
++       do __result = (long int) (expression);                                 \
++       while (__result == -1L && errno == EINTR);                             \
++       __result; }))
++#endif
++
+ idPort clientPort, serverPort;
+ 
+ idCVar net_ip( "net_ip", "localhost", CVAR_SYSTEM, "local IP address" );

srcpkgs/dhewm3/template

@@ -1,7 +1,7 @@
 # Template file for 'dhewm3'
 pkgname=dhewm3
 version=1.4.1
-revision=1
+revision=2
 build_style=cmake
 makedepends="zlib-devel libjpeg-turbo-devel libogg-devel
  libvorbis-devel libopenal-devel SDL2-devel libcurl-devel"