Sloppy patching on my part. This should be correct.

libc/sysdeps/linux/mips/pipe.S

@@ -7,9 +7,7 @@
 #include <asm/unistd.h>
 #include <asm/regdef.h>
 
-	.globl	pipe
 	.globl	__pipe
-	.hidden	__pipe
 	.ent	__pipe, 0
 __pipe:
 	.frame	sp, 24, sp
@@ -42,5 +40,5 @@ __pipe:
 	j	ra
 	.end	__pipe
 	.size	__pipe,.-__pipe
-	.weak	pipe
-	pipe = __pipe
+libc_hidden_def(pipe)
+weak_alias(__pipe, pipe)