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GETDTABLESIZE(2)	      System Calls Manual	      GETDTABLESIZE(2)

NAME
       getdtablesize --	get file descriptor limit

LIBRARY
       Standard	C Library (libc, -lc)

SYNOPSIS
       #include	<unistd.h>

       int
       getdtablesize(void);

DESCRIPTION
       The  getdtablesize() system call	returns	the maximum number of file de-
       scriptors that the current process may open.  The maximum file descrip-
       tor number that the system may assign is	the return  value  minus  one.
       Existing	file descriptor	numbers	may be higher if the limit was lowered
       after they were opened.

SEE ALSO
       close(2), closefrom(2), dup(2), getrlimit(2), sysconf(3)

HISTORY
       The getdtablesize() system call appeared	in 4.2BSD.

FreeBSD	13.2			April 24, 2013		      GETDTABLESIZE(2)
NAME | LIBRARY | SYNOPSIS | DESCRIPTION | SEE ALSO | HISTORY

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