If no output device was allocated because no file wanted to produce output,

[mandoc.git] / test-mmap.c

#include <sys/types.h>
#include <sys/mman.h>
#include <stddef.h>

int
main(void)
{
        return mmap(NULL, 1, PROT_READ, MAP_SHARED, -1, 0) != MAP_FAILED;
}