Move PTHREAD_CACHE define logic to configure.

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@28048 b3059339-0415-0410-9bf9-f77b7e298cf2

configure

@@ -715,6 +715,7 @@ _rpath=no
 _asmalign_pot=auto
 _stream_cache=yes
 _def_stream_cache="#define CONFIG_STREAM_CACHE 1"
+_def_pthread_cache="#undef PTHREAD_CACHE"
 _need_shmem=yes
 for ac_option do
   case "$ac_option" in
@@ -3136,6 +3137,15 @@ else
 fi
 echores "$_pthreads"
 
+if cygwin ; then
+  if test "$_pthreads" = yes ; then
+    _def_pthread_cache="#define PTHREAD_CACHE 1"
+  else
+    _stream_cache=no
+    _def_stream_cache="#undef CONFIG_STREAM_CACHE"
+  fi
+fi
+
 echocheck "w32threads"
 if test "$_pthreads" = yes ; then
   _res_comment="using pthread instead"

stream/cache2.c

@@ -16,10 +16,6 @@
 #include <sys/types.h>
 #include <unistd.h>
 
-#ifdef __CYGWIN__
-#define PTHREAD_CACHE 1
-#endif
-
 #include "osdep/shmem.h"
 #include "osdep/timer.h"
 #if defined(__MINGW32__)