Mark sockets on creation (socket()) and accept4().

Remove the separate syscall for accept() and implement it as accept4(..., 0).

Change-Id: Ib0b8f5d7c5013b91eae6bbc3847852eb355c7714
diff --git a/libc/arch-mips/syscalls/__accept.S b/libc/arch-mips/syscalls/__accept.S
deleted file mode 100644
index d8141fe..0000000
--- a/libc/arch-mips/syscalls/__accept.S
+++ /dev/null
@@ -1,19 +0,0 @@
-/* Generated by gensyscalls.py. Do not edit. */
-
-#include <private/bionic_asm.h>
-
-ENTRY(__accept)
-    .set noreorder
-    .cpload t9
-    li v0, __NR_accept
-    syscall
-    bnez a3, 1f
-    move a0, v0
-    j ra
-    nop
-1:
-    la t9,__set_errno
-    j t9
-    nop
-    .set reorder
-END(__accept)
diff --git a/libc/arch-mips/syscalls/accept4.S b/libc/arch-mips/syscalls/__accept4.S
similarity index 89%
rename from libc/arch-mips/syscalls/accept4.S
rename to libc/arch-mips/syscalls/__accept4.S
index ea1dc60..8634a35 100644
--- a/libc/arch-mips/syscalls/accept4.S
+++ b/libc/arch-mips/syscalls/__accept4.S
@@ -2,7 +2,7 @@
 
 #include <private/bionic_asm.h>
 
-ENTRY(accept4)
+ENTRY(__accept4)
     .set noreorder
     .cpload t9
     li v0, __NR_accept4
@@ -16,4 +16,4 @@
     j t9
     nop
     .set reorder
-END(accept4)
+END(__accept4)
diff --git a/libc/arch-mips/syscalls/socket.S b/libc/arch-mips/syscalls/__socket.S
similarity index 89%
rename from libc/arch-mips/syscalls/socket.S
rename to libc/arch-mips/syscalls/__socket.S
index 2056bcd..6508911 100644
--- a/libc/arch-mips/syscalls/socket.S
+++ b/libc/arch-mips/syscalls/__socket.S
@@ -2,7 +2,7 @@
 
 #include <private/bionic_asm.h>
 
-ENTRY(socket)
+ENTRY(__socket)
     .set noreorder
     .cpload t9
     li v0, __NR_socket
@@ -16,4 +16,4 @@
     j t9
     nop
     .set reorder
-END(socket)
+END(__socket)