--- Libc/Libc-391.5.21/pthreads/stack.s
+++ Libc/Libc-391/pthreads/stack.s
@@ -85,25 +85,6 @@
 	subl	$0x100,%eax
 	ret
 
-#elif defined(__x86_64__)
-
-#import	<architecture/i386/asm_help.h>
-/*	
- * void *_sp(void)
- */
-
-LEAF(__sp,0)
-	movq	%rsp,%rax
-	ret
-
-/*
- * void *_adjust_sp(void *sp)
- */
-LEAF(__adjust_sp,0)
-	movq	%rdi,%rax
-	subq	$0x100,%rax
-	ret
-
 #else
 #error sp functions not defined for this architecture
 #endif