(:integer map-shared "MAP_SHARED" "mmap: shared memory" t)
(:integer map-private "MAP_PRIVATE" "mmap: private mapping" t)
(:integer map-fixed "MAP_FIXED" "mmap: map at given location" t)
(:integer map-shared "MAP_SHARED" "mmap: shared memory" t)
(:integer map-private "MAP_PRIVATE" "mmap: private mapping" t)
(:integer map-fixed "MAP_FIXED" "mmap: map at given location" t)