Ordering in the C and POSIX is according to the code point order of ISO/IEC 646:1993.
The C and POSIX locale uses normal classification of characters, such as letters, digits, punctuation and control characters, and letters are mapped between uppercase and lowercase.
The decimal separator is FULL STOP <.>
The thousands separator is void.
There is no grouping of large numbers.
|Weekday name||Short weekday name|
|Month name||Short month name|
|Abbreviated day and time:||Tue Jun 7 23:22:33 1994|
|12-hour time:||06:06:20 PM|
The abbreviations used for before or after noon are "AM" and "PM" respectively.
|Yes expressions: strings starting with||"Y" or "y"||(= Yes)|
|No expressions: strings starting with||"N" or "n"||(= No)|
End of Narrative Cultural Specification.