Revert "Fix incorrect relocations for x86."

Bug: 16853291
This reverts commit 512bc5232689bec9c763c8247b59de970096ff87.
diff --git a/libc/arch-x86_64/syscalls/getgroups.S b/libc/arch-x86_64/syscalls/getgroups.S
index 6110b5a..5358a3e 100644
--- a/libc/arch-x86_64/syscalls/getgroups.S
+++ b/libc/arch-x86_64/syscalls/getgroups.S
@@ -9,7 +9,7 @@
     jb      1f
     negl    %eax
     movl    %eax, %edi
-    call    PIC_PLT(__set_errno)
+    call    __set_errno
 1:
     ret
 END(getgroups)