define LOCK_EX for solaris

diff --git a/ccache.h b/ccache.h
index 6aaee51cc523ab9eb1ff571cedfd3a68bbdf4bb3..64a7567f037f35f57928799640400878a5185344 100644 (file)
--- a/ccache.h
+++ b/ccache.h
@@ -103,3 +103,6 @@ ARGS *args_init(void);
 void args_add(ARGS *args, const char *s);
 void args_pop(ARGS *args, int n);
 
+#ifndef LOCK_EX
+#define LOCK_EX 2
+#endif