NAME

       ndelay_on - put file descriptor in non-blocking mode

SYNTAX

       #include <ndelay.h>

       extern int ndelay_on(int fd);

DESCRIPTION

       ndelay_on  puts  a file descriptor in non-blocking mode.  Reading from and writing to non-
       blocking network sockets, FIFOs or device files will return immediately, even  if  not  as
       many bytes have been processed as were specified.

       If an error occurred, ndelay_on will return nonzero and set errno accordingly.

SEE ALSO

       fcntl(2), ndelay_off(3)

                                                                                     ndelay_on(3)