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GETDTABLESIZE(2)	  FreeBSD 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
     descriptors 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(2)

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

FreeBSD	10.1			April 24, 2013			  FreeBSD 10.1

NAME | LIBRARY | SYNOPSIS | DESCRIPTION | SEE ALSO | HISTORY

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