File wxGTK-2.6.3.3-decl.patch of Package wxWidgets-wxcontainer.import4607

--- contrib/src/deprecated/doslex.c
+++ contrib/src/deprecated/doslex.c
@@ -16,6 +16,7 @@
 #define FLEX_SCANNER
 
 #include <stdio.h>
+#include <unistd.h>
 
 
 /* cfront 1.2 defines "c_plusplus" instead of "__cplusplus" */