getdtablesize(3) - NetBSD Manual Pages

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GETDTABLESIZE(3)        NetBSD Library Functions Manual       GETDTABLESIZE(3)


NAME

     getdtablesize -- get descriptor table size


LIBRARY

     Standard C Library (libc, -lc)


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), sysconf(3)


HISTORY

     The getdtablesize() function call appeared in 4.2BSD.

NetBSD 3.0.1                     June 4, 1993                     NetBSD 3.0.1