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c597537)
if (rdwr & RRD_READONLY) {
flags |= O_RDONLY;
#ifdef HAVE_MMAP
if (rdwr & RRD_READONLY) {
flags |= O_RDONLY;
#ifdef HAVE_MMAP
rrd_simple_file->mm_flags = MAP_PRIVATE;
rrd_simple_file->mm_flags = MAP_PRIVATE;
# ifdef MAP_NORESERVE
rrd_simple_file->mm_flags |= MAP_NORESERVE; /* readonly, so no swap backing needed */
# endif
# ifdef MAP_NORESERVE
rrd_simple_file->mm_flags |= MAP_NORESERVE; /* readonly, so no swap backing needed */
# endif