skalibs

Mirror/fork of https://skarnet.org/software/skalibs/
git clone https://ccx.te2000.cz/git/skalibs
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ndelay_on.c (224B)

      1 /* ISC license. */
      2 
      3 #include <skalibs/fcntl.h>
      4 #include <skalibs/djbunix.h>
      5 
      6 int ndelay_on (int fd)
      7 {
      8   int got = fcntl(fd, F_GETFL) ;
      9   return got < 0 ? got : got & O_NONBLOCK ? 0 : fcntl(fd, F_SETFL, got | O_NONBLOCK) ;
     10 }