Searched defs:zero_fd (Results 1 - 1 of 1) sorted by relevance

/dovecot/src/lib/
H A Dmmap-anon.c34 static int zero_fd = -1; variable
40 zero_fd = open("/dev/zero", O_RDWR);
41 if (zero_fd == -1)
43 fd_close_on_exec(zero_fd, TRUE);
63 MAP_ANONYMOUS | MAP_PRIVATE, zero_fd, 0);

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