diff --git a/lib/libsys/arm/vfork.S b/lib/libsys/arm/vfork.S
--- a/lib/libsys/arm/vfork.S
+++ b/lib/libsys/arm/vfork.S
@@ -42,13 +42,17 @@
 	.text
 	.align	0
 
-ENTRY(vfork)
+ENTRY(__sys_vfork)
+	.weak _C_LABEL(vfork);
+	.set _C_LABEL(vfork), _C_LABEL(__sys_vfork);
+	.weak _C_LABEL(_vfork);
+	.set _C_LABEL(_vfork), _C_LABEL(__sys_vfork);
 	mov	r2, r14
 	_SYSCALL(vfork)
 	bcs	PIC_SYM(CERROR, PLT)
 	sub	r1, r1, #1	/* r1 == 0xffffffff if parent, 0 if child */
 	and	r0, r0, r1	/* r0 == 0 if child, else unchanged */
 	mov	r15, r2
-END(vfork)
+END(__sys_vfork)
 
 	.section .note.GNU-stack,"",%progbits