cec: fix gcc 4.7 compilation

diff --git a/src/lib/platform/posix/os-types.h b/src/lib/platform/posix/os-types.h
index b8783b15e76d37f6aba75a9b3c144ba9624c4038..b89b9cc2a57617f15ae69ddc5d9d65274cdd737c 100644 (file)
--- a/src/lib/platform/posix/os-types.h
+++ b/src/lib/platform/posix/os-types.h
@@ -32,6 +32,7 @@
  */
 
 #define _FILE_OFFSET_BITS 64
+#include <unistd.h>
 #include <string.h>
 #include <errno.h>
 #include <sys/time.h>