Fix build by avoiding the _C_LABEL macro.

Change-Id: Ide367c2b65071388bd95fbc81a4ed6ae94aec4e4
diff --git a/libc/arch-mips64/syscalls/fstat64.S b/libc/arch-mips64/syscalls/fstat64.S
index 413d03b..aad3c21 100644
--- a/libc/arch-mips64/syscalls/fstat64.S
+++ b/libc/arch-mips64/syscalls/fstat64.S
@@ -30,5 +30,5 @@
     .set pop
     .end fstat64
 
-    .globl _C_LABEL(fstat)
-    .equ _C_LABEL(fstat), _C_LABEL(fstat64)
+    .globl fstat
+    .equ fstat, fstat64