Supply '__bzero' with 'bzero' as just a weak alias (since it is not SuSv3)

libc/string/arm/bzero.S

@@ -38,11 +38,13 @@
  */
 
 		.text
-		.global bzero;
-		.type bzero,%function
+		.global __bzero;
+		.type __bzero,%function
 		.align 4;                                                               \
 
-bzero:
+__bzero:
 	mov	r2, r1
 	mov	r1, #0
 	b	memset (PLT)
+
+.weak bzero ; bzero = __bzero

libc/string/powerpc/string.c

@@ -194,7 +194,8 @@ void *memset(void *to, int c, size_t n)
 #endif
 
 #ifdef L_bzero
-void bzero(void *s, size_t n)
+weak_alias(__bzero,bzero);
+void __bzero(void *s, size_t n)
 {
 	(void)memset(s, 0, n);
 }