/* Copyright (C) 1991, 1997, 2003 Free Software Foundation, Inc.   This file is part of the GNU C Library.   The GNU C Library is free software; you can redistribute it and/or   modify it under the terms of the GNU Lesser General Public   License as published by the Free Software Foundation; either   version 2.1 of the License, or (at your option) any later version.   The GNU C Library is distributed in the hope that it will be useful,   but WITHOUT ANY WARRANTY; without even the implied warranty of   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU   Lesser General Public License for more details.   You should have received a copy of the GNU Lesser General Public   License along with the GNU C Library; if not, write to the Free   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA   02111-1307 USA.  */#include <string.h>#undef strspn/* Return the length of the maximum initial segment   of S which contains only characters in ACCEPT.  */size_tstrspn (s, accept)     const char *s;     const char *accept;{  const char *p;  const char *a;  size_t count = 0;  for (p = s; *p != '\0'; ++p)    {      for (a = accept; *a != '\0'; ++a)	if (*p == *a)	  break;      if (*a == '\0')	return count;      else	++count;    }  return count;}