Add O_PATH support for flistxattr()

A continuation of commit 2825f10b7f61558c264231a536cf3affc0d84204.

Add O_PATH compatibility support for flistxattr(). This allows
a process to list out all the extended attributes associated with
O_PATH file descriptors.

Change-Id: Ie2285ac7ad2e4eac427ddba6c2d182d41b130f75
diff --git a/libc/arch-mips/syscalls/flistxattr.S b/libc/arch-mips/syscalls/___flistxattr.S
similarity index 81%
rename from libc/arch-mips/syscalls/flistxattr.S
rename to libc/arch-mips/syscalls/___flistxattr.S
index 0b71532..5a4a53d 100644
--- a/libc/arch-mips/syscalls/flistxattr.S
+++ b/libc/arch-mips/syscalls/___flistxattr.S
@@ -2,7 +2,7 @@
 
 #include <private/bionic_asm.h>
 
-ENTRY(flistxattr)
+ENTRY(___flistxattr)
     .set noreorder
     .cpload t9
     li v0, __NR_flistxattr
@@ -16,4 +16,5 @@
     j t9
     nop
     .set reorder
-END(flistxattr)
+END(___flistxattr)
+.hidden ___flistxattr