I have an umlauts file, containing the codes of 128-255. My systems have LC_CTYPE = de_DE.ISO8859-1 This is how it looks on a functional FreeBSD 10.x system: [72]cicely1> hexdump -C ~/umlauts 00000000 80 20 81 20 82 20 83 20 84 20 85 20 86 20 87 20 |. . . . . . . . | 00000010 88 20 89 20 8a 20 8b 20 8c 20 8d 20 8e 20 8f 0a |. . . . . . . ..| 00000020 90 20 91 20 92 20 93 20 94 20 95 20 96 20 97 20 |. . . . . . . . | 00000030 98 20 99 20 9a 20 9b 20 9c 20 9d 20 9e 20 9f 0a |. . . . . . . ..| 00000040 a0 20 a1 20 a2 20 a3 20 a4 20 a5 20 a6 20 a7 20 | ¡ ¢ £ ¤ ¥ ¦ § | 00000050 a8 20 a9 20 aa 20 ab 20 ac 20 ad 20 ae 20 af 0a |¨ © ª « ¬ ® ¯.| 00000060 b0 20 b1 20 b2 20 b3 20 b4 20 b5 20 b6 20 b7 20 |° ± ² ³ ´ µ ¶ · | 00000070 b8 20 b9 20 ba 20 bb 20 bc 20 bd 20 be 20 bf 0a |¸ ¹ º » ¼ ½ ¾ ¿.| 00000080 c0 20 c1 20 c2 20 c3 20 c4 20 c5 20 c6 20 c7 20 |À Á Â Ã Ä Å Æ Ç | 00000090 c8 20 c9 20 ca 20 cb 20 cc 20 cd 20 ce 20 cf 0a |È É Ê Ë Ì Í Î Ï.| 000000a0 d0 20 d1 20 d2 20 d3 20 d4 20 d5 20 d6 20 d7 20 |Ð Ñ Ò Ó Ô Õ Ö × | 000000b0 d8 20 d9 20 da 20 db 20 dc 20 dd 20 de 20 df 0a |Ø Ù Ú Û Ü Ý Þ ß.| 000000c0 e0 20 e1 20 e2 20 e3 20 e4 20 e5 20 e6 20 e7 20 |à á â ã ä å æ ç | 000000d0 e8 20 e9 20 ea 20 eb 20 ec 20 ed 20 ee 20 ef 0a |è é ê ë ì í î ï.| 000000e0 f0 20 f1 20 f2 20 f3 20 f4 20 f5 20 f6 20 f7 20 |ð ñ ò ó ô õ ö ÷ | 000000f0 f8 20 f9 20 fa 20 fb 20 fc 20 fd 20 fe 20 ff 0a |ø ù ú û ü ý þ ÿ.| 00000100 On my recently updated FreeBSD-11 systems (r317662) many of them are missing. As a proof of concept I've manually added the MICRO_SIGN, which was originally missing as well. [58]cicely7> svn diff Index: en_US.ISO8859-1.src =================================================================== --- en_US.ISO8859-1.src (revision 317662) +++ en_US.ISO8859-1.src (working copy) @@ -2795,6 +2795,7 @@ <FULLWIDTH_LATIN_SMALL_LETTER_Z> print <space>;/ + <MICRO_SIGN>;/ <EXCLAMATION_MARK>;/ <QUOTATION_MARK>;/ <NUMBER_SIGN>;/ [59]cicely7> hexdump -C ~/umlauts 00000000 80 20 81 20 82 20 83 20 84 20 85 20 86 20 87 20 |. . . . . . . . | 00000010 88 20 89 20 8a 20 8b 20 8c 20 8d 20 8e 20 8f 0a |. . . . . . . ..| 00000020 90 20 91 20 92 20 93 20 94 20 95 20 96 20 97 20 |. . . . . . . . | 00000030 98 20 99 20 9a 20 9b 20 9c 20 9d 20 9e 20 9f 0a |. . . . . . . ..| 00000040 a0 20 a1 20 a2 20 a3 20 a4 20 a5 20 a6 20 a7 20 |. . . . . . . . | 00000050 a8 20 a9 20 aa 20 ab 20 ac 20 ad 20 ae 20 af 0a |. . ª . . . . ..| 00000060 b0 20 b1 20 b2 20 b3 20 b4 20 b5 20 b6 20 b7 20 |. . . . . µ . . | 00000070 b8 20 b9 20 ba 20 bb 20 bc 20 bd 20 be 20 bf 0a |. . º . . . . ..| 00000080 c0 20 c1 20 c2 20 c3 20 c4 20 c5 20 c6 20 c7 20 |À Á Â Ã Ä Å Æ Ç | 00000090 c8 20 c9 20 ca 20 cb 20 cc 20 cd 20 ce 20 cf 0a |È É Ê Ë Ì Í Î Ï.| 000000a0 d0 20 d1 20 d2 20 d3 20 d4 20 d5 20 d6 20 d7 20 |Ð Ñ Ò Ó Ô Õ Ö . | 000000b0 d8 20 d9 20 da 20 db 20 dc 20 dd 20 de 20 df 0a |Ø Ù Ú Û Ü Ý Þ ß.| 000000c0 e0 20 e1 20 e2 20 e3 20 e4 20 e5 20 e6 20 e7 20 |à á â ã ä å æ ç | 000000d0 e8 20 e9 20 ea 20 eb 20 ec 20 ed 20 ee 20 ef 0a |è é ê ë ì í î ï.| 000000e0 f0 20 f1 20 f2 20 f3 20 f4 20 f5 20 f6 20 f7 20 |ð ñ ò ó ô õ ö . | 000000f0 f8 20 f9 20 fa 20 fb 20 fc 20 fd 20 fe 20 ff 0a |ø ù ú û ü ý þ ÿ.| 00000100 I hope all the special characters make it through the webinterface.