|CLOSEFROM(2)||System Calls Manual||CLOSEFROM(2)|
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 descriptor.
closefrom() will fail if:
closefrom() is a BSD and Solaris extension.
closefrom() call first appeared in OpenBSD 3.5.
|September 10, 2015||OpenBSD-current|