MKTEMP(3) — Unix Programmer’s Manual
NAME
mktemp − make a unique file name
SYNOPSIS
char \(**mktemp(template)
char \(**template;
DESCRIPTION
Mktemp replaces template by a unique file name, and returns the address of the template. The template should look like a file name with six trailing X’s, which will be replaced with the current process id and a unique letter.
SEE ALSO
7th Edition