MirOS Manual: getdtablesize(3)

GETDTABLESIZE(3)           BSD Programmer's Manual            GETDTABLESIZE(3)

NAME

     getdtablesize - get descriptor table size

SYNOPSIS

     #include <unistd.h>

     int
     getdtablesize(void);

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), getrlimit(2), open(2), select(2), setrlimit(2),
     sysconf(3), sysctl(3)

HISTORY

     The getdtablesize() function call appeared in 4.2BSD.

MirOS BSD #10-current           March 10, 1991                               1

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