1io_block(3)                Library Functions Manual                io_block(3)
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NAME

6       io_block - switch to blocking I/O
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SYNTAX

9       #include <io.h>
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11       void io_block(int64 fd);
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DESCRIPTION

14       io_block puts UNIX descriptor fd into ``blocking mode.''
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16       File  descriptors  are  normally  in blocking mode, except if they come
17       from accept() or io_accept() and the listening socket was in non-block‐
18       ing mode.
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SEE ALSO

21       io_nonblock(3)
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25                                                                   io_block(3)