replaces strlen function in puts in case not libc is used

libwrap/sys/puts.c

@@ -5,7 +5,9 @@
 extern ssize_t _bsp_write(int, const void*, size_t);
 
 int __wrap_puts(const char* s) {
-  int len = strlen(s);
-  return _bsp_write(STDOUT_FILENO, s, len);
+    const char* str = s;
+    while(*str)
+        str++;
+    return _bsp_write(STDOUT_FILENO, s, str - s);
 }
 weak_under_alias(puts);