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.\" Copyright 1993 Rickard E. Faith (faith@cs.unc.edu)
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.\" Formatted or processed versions of this manual, if unaccompanied by
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.\" Translated 8 Jan 1996 Miguel A. Sepulveda (miguel@typhoon.harvard.edu)
.\" Modified 1 Jul 1996 Miguel A. Sepulveda (angel@vivaldi.princeton.edu)
.\" Translation revised on Wed Apr 29 18:30:20 CEST 1998 by Gerardo
.\" Aburruzaga García <gerardo.aburruzaga@uca.es>
.\"
.TH GETDTABLESIZE 2 "1 julio 1996" "Linux 0.99.11" "Manual del Programador de Linux"
.SH NOMBRE
getdtablesize \- obtiene el tamaño de la tabla de descriptores
.SH SINOPSIS
.B #include <unistd.h>
.sp
.B int getdtablesize(void);
.SH DESCRIPCIÓN
.B getdtablesize
devuelve el número máximo de ficheros que un proceso puede tener abiertos.
.SH NOTAS
.B getdtablesize
está implementada como una función de biblioteca en DLL 4.4.1.  
Esta función devuelve 
.B OPEN_MAX
(que vale 256 en Linux 2.0.23) si 
.B OPEN_MAX
fue definido cuando se compiló la biblioteca. De otra forma, se
devuelve \-1 y a
.I errno
se le asigna el valor  
.BR ENOSYS .
.SH CONFORME A
SVr4, 4.4BSD (la función
.B getdtablesize
apareció por primera vez en BSD 4.2).
.SH "VÉASE TAMBIÉN"
.BR close (2),
.BR dup (2),
.BR open (2)