os_support.h is also needed for usleep and lseek on MinGW.

Originally committed as revision 11075 to svn://svn.ffmpeg.org/ffmpeg/trunk

ffmpeg.c

@@ -33,6 +33,7 @@
 #include "opt.h"
 #include "fifo.h"
 #include "avstring.h"
+#include "os_support.h"
 
 #if !defined(HAVE_GETRUSAGE) && defined(HAVE_GETPROCESSTIMES)
 #include <windows.h>

libavformat/file.c

@@ -24,6 +24,7 @@
 #include <unistd.h>
 #include <sys/time.h>
 #include <stdlib.h>
+#include "os_support.h"
 
 
 /* standard file protocol */

libavformat/http.c

@@ -21,6 +21,7 @@
 #include "avformat.h"
 #include <unistd.h>
 #include "network.h"
+#include "os_support.h"
 
 #include "base64.h"
 #include "avstring.h"