Update io.c

diff --git a/mono/io-layer/io.c b/mono/io-layer/io.c
index 4ba61f4955b36a65d0ce1d6eb2e3ea8b6980899f..7efbfde591785b65ce45b968411813db261d0018 100644 (file)
--- a/mono/io-layer/io.c
+++ b/mono/io-layer/io.c
@@ -1763,11 +1763,13 @@ gpointer CreateFile(const gunichar2 *name, guint32 fileaccess,
                posix_fadvise (fd, 0, 0, POSIX_FADV_SEQUENTIAL);
        if (attrs & FILE_FLAG_RANDOM_ACCESS)
                posix_fadvise (fd, 0, 0, POSIX_FADV_RANDOM);
-#elif defined(PLATFORM_MACOSX) || defined(PLATFORM_BSD)
+#endif
+
+#ifdef F_RDAHEAD
        if (attrs & FILE_FLAG_SEQUENTIAL_SCAN)
                fcntl(fd, F_RDAHEAD, 1);
 #endif
-       
+
 #ifndef S_ISFIFO
 #define S_ISFIFO(m) ((m & S_IFIFO) != 0)
 #endif