Use ENTRY() macro (for profiling).

lib/libc/i386/gen/modf.s

@@ -38,6 +38,8 @@
 	.asciz "@(#)modf.s	5.5 (Berkeley) 3/18/91"
 #endif /* LIBC_SCCS and not lint */
 
+#include <sys/asm.h>
+
 /*
  * modf(value, iptr): return fractional part of value, and stores the
  * integral part into iptr (a pointer to double).
@@ -47,9 +49,7 @@
  */
 
 /* With CHOP mode on, frndint behaves as TRUNC does.  Useful. */
-.text
-.globl _modf
-_modf:
+ENTRY(modf)
 	pushl %ebp
 	movl %esp,%ebp
 	subl $16,%esp

lib/libc/i386/string/bzero.s

@@ -38,10 +38,11 @@
 	.asciz "@(#)bzero.s	5.1 (Berkeley) 4/23/90"
 #endif /* LIBC_SCCS and not lint */
 
+#include <sys/asm.h>
+
 /* bzero (base,cnt) */
 
-	.globl _bzero
-_bzero:
+ENTRY(bzero)
 	pushl	%edi
 	movl	8(%esp),%edi
 	movl	12(%esp),%ecx

lib/libc/i386/sys/Ovfork.s

@@ -48,9 +48,7 @@
  *
  */
 	.set	vfork,66
-.globl	_vfork
-
-_vfork:
+ENTRY(vfork)
 	popl	%ecx		/* my rta into ecx */
 	movl	$vfork, %eax
 	LCALL(7,0)