from php-2.0.1/src/lex.c

void IntFunc(char *fnc_name) { int i=0; int cmdlen = strlen(fnc_name);

  while(cmd_table[cmdlen][i].cmd) {
    if(!strncasecmp(fnc_name,cmd_table[cmdlen][i].cmd,cmdlen)) {
      cmd_table[cmdlen][i].fnc();
      break;