FreeBSD 1878, 1888, 1945,
1972
FreeDOS 1954
Knoppix 1939
Linux 1886, 1887, 1888, 1889, 1937, 1938, 1939, 1941, 1942, 1944,
1949, 1953, 1968, 1976
MS-DOS 1899
MacOS 1982, 1985
PalmOS 1991
UNIX 1958
Windows 98 1853, 1854, 1960, 1963
Windows 2000 1853, 1854, 1920, 1952, 1953, 1955, 1957, 1959, 1960,
1963, 1968
Windows 2003 1946, 1947, 1950, 1959
Windows Me 1853, 1854
Windows NT 1955, 1960, 1963
Windows XP 1853, 1854, 1923, 1924, 1943, 1944, 1948, 1951, 1952, 1953,
1955, 1963