#include char *sprintf(str, fmt, args) char *str, *fmt; { struct _iobuf _strbuf; _strbuf._flag = _IOWRT+_IOSTRG; _strbuf._ptr = str; _strbuf._cnt = 32767; _doprnt(fmt, &args, &_strbuf); putc('\0', &_strbuf); return(str); }