GETDTABLESIZE(2-BSD)RISC/os Reference Manual GETDTABLESIZE(2-BSD)
NAME
getdtablesize - get descriptor table size
SYNOPSIS
nfds = getdtablesize()
int nfds;
DESCRIPTION
Each process has a fixed size 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 size of this
table.
SEE ALSO
close(2), dup(2), open(2), select(2)
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