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GETDTABLESIZE (2) | System calls | Unix Manual Pages | :man▋
NAME
getdtablesize - get descriptor table size
CONTENTS
Library Synopsis Description See Also History
LIBRARY
.Lb libc
SYNOPSIS
.In unistd.h int getdtablesize void
DESCRIPTION
Each process has a fixed size descriptor table, which is guaranteed to have at least 20 slots. The entries in the descriptor table are numbered with small integers starting at 0. The getdtablesize system call returns the size of this table.
SEE ALSO
close(2), dup(2), open(2), select(2)
HISTORY
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