remove compiler warnings if we declare madvise() as empty function

--HG--
branch : HEAD

diff --git a/src/lib/mmap-util.c b/src/lib/mmap-util.c
index 3b548a6dc986bbfaef2682a2f842846ceaad4011..2664548090117159f04c1435106ec3a2039fb25d 100644 (file)
--- a/src/lib/mmap-util.c
+++ b/src/lib/mmap-util.c
@@ -61,7 +61,8 @@ void *mmap_rw_file(int fd, size_t *length)
 }
 
 #ifndef HAVE_MADVISE
-int madvise(void *start, size_t length, int advice)
+int madvise(void *start __attr_unused__, size_t length __attr_unused__,
+           int advice __attr_unused__)
 {
 }
 #endif