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-x86/syscalls/__accept.S b/libc/arch-x86/syscalls/__accept.S
deleted file mode 100644
index 31cb350..0000000
--- a/libc/arch-x86/syscalls/__accept.S
+++ /dev/null
@@ -1,27 +0,0 @@
-/* Generated by gensyscalls.py. Do not edit. */
-
-#include <private/bionic_asm.h>
-
-ENTRY(__accept)
-    pushl   %ebx
-    pushl   %ecx
-    .cfi_def_cfa_offset 8
-    .cfi_rel_offset ebx, 0
-    .cfi_rel_offset ecx, 4
-    mov     $5, %ebx
-    mov     %esp, %ecx
-    addl    $12, %ecx
-    movl    $__NR_socketcall, %eax
-    int     $0x80
-    cmpl    $-MAX_ERRNO, %eax
-    jb      1f
-    negl    %eax
-    pushl   %eax
-    call    __set_errno
-    addl    $4, %esp
-    orl     $-1, %eax
-1:
-    popl    %ecx
-    popl    %ebx
-    ret
-END(__accept)
diff --git a/libc/arch-x86/syscalls/accept4.S b/libc/arch-x86/syscalls/__accept4.S
similarity index 94%
rename from libc/arch-x86/syscalls/accept4.S
rename to libc/arch-x86/syscalls/__accept4.S
index dc3c1f5..573eddb 100644
--- a/libc/arch-x86/syscalls/accept4.S
+++ b/libc/arch-x86/syscalls/__accept4.S
@@ -2,7 +2,7 @@
 
 #include <private/bionic_asm.h>
 
-ENTRY(accept4)
+ENTRY(__accept4)
     pushl   %ebx
     pushl   %ecx
     .cfi_def_cfa_offset 8
@@ -24,4 +24,4 @@
     popl    %ecx
     popl    %ebx
     ret
-END(accept4)
+END(__accept4)
diff --git a/libc/arch-x86/syscalls/socket.S b/libc/arch-x86/syscalls/__socket.S
similarity index 94%
rename from libc/arch-x86/syscalls/socket.S
rename to libc/arch-x86/syscalls/__socket.S
index 282681e..5e52d8f 100644
--- a/libc/arch-x86/syscalls/socket.S
+++ b/libc/arch-x86/syscalls/__socket.S
@@ -2,7 +2,7 @@
 
 #include <private/bionic_asm.h>
 
-ENTRY(socket)
+ENTRY(__socket)
     pushl   %ebx
     pushl   %ecx
     .cfi_def_cfa_offset 8
@@ -24,4 +24,4 @@
     popl    %ecx
     popl    %ebx
     ret
-END(socket)
+END(__socket)