Improve portability of contrib/minizip.

[zlib.git] / contrib / minizip / crypt.h

diff --git a/contrib/minizip/crypt.h b/contrib/minizip/crypt.h
index 1e9e8200b201ff600aecd9eb7df1ac6989931266..131543f8b9687fcba973229d7d2912236bf9c922 100644 (file)
--- a/contrib/minizip/crypt.h
+++ b/contrib/minizip/crypt.h
@@ -38,6 +38,7 @@ static int decrypt_byte(unsigned long* pkeys, const z_crc_t* pcrc_32_tab)
                      * unpredictable manner on 16-bit systems; not a problem
                      * with any known compiler so far, though */
 
+    (void)pcrc_32_tab;
     temp = ((unsigned)(*(pkeys+2)) & 0xffff) | 2;
     return (int)(((temp * (temp ^ 1)) >> 8) & 0xff);
 }