Revert "Fix incorrect relocations for x86."

Bug: 16853291
This reverts commit 512bc5232689bec9c763c8247b59de970096ff87.
diff --git a/libc/arch-x86_64/syscalls/timerfd_settime.S b/libc/arch-x86_64/syscalls/timerfd_settime.S
index 41afadc..8610a1d 100644
--- a/libc/arch-x86_64/syscalls/timerfd_settime.S
+++ b/libc/arch-x86_64/syscalls/timerfd_settime.S
@@ -10,7 +10,7 @@
     jb      1f
     negl    %eax
     movl    %eax, %edi
-    call    PIC_PLT(__set_errno)
+    call    __set_errno
 1:
     ret
 END(timerfd_settime)