|CLOSEFROM(2)||System Calls Manual||CLOSEFROM(2)|
closefrom — delete
closefrom() call deletes all
descriptors numbered fd and higher from the
per-process file descriptor table. It is effectively the same as calling
close(2) on each
Upon successful completion, the value 0 is returned; otherwise the value -1 is returned and the global variable errno is set to indicate the error.
closefrom() will fail if:
closefrom() is a
BSD and Solaris extension.
closefrom() call first appeared in
|September 10, 2015||OpenBSD-6.2|