add mips64 sys.rs

Signed-off-by: Kaiyang Wu <[email protected]>

Author: OriginCode

src/sys/mod.rs

@@ -20,7 +20,8 @@ use libc::*;
     not(any(
         target_arch = "x86_64",
         target_arch = "aarch64",
-        target_arch = "riscv64"
+        target_arch = "riscv64",
+        target_arch = "mips64"
     )),
     not(io_uring_skip_arch_check)
 ))]