link cleanu,fclose,fdopen,fflush,fgetc,fgets,fopen,fputc,fputs,- fread,freope,fseek,ftell,fwrite,gets,getw,mktemp,perror,printf,puts,- putw,remove,rename,rewind,scanf,setbuf,sopen,tmpfil,tmpnam,ungetc,vprint /undefine