getdtablesize(3) — LIBRARY FUNCTIONS
NAME
getdtablesize − get descriptor table size
SYNOPSIS
/usr/ucb/cc [ flag. . . ] file . . . long getdtablesize()
DESCRIPTION
Each process has a descriptor table which is guaranteed to have at least 20 slots. The entries in the descriptor table are numbered with small integers starting at 0. The call getdtablesize returns the current maximum size of this table by calling the getrlimit system call.
SEE ALSO
close(2), dup(2), getrlimit(2), open(2).
— BSD Compatibility Package