Find code page by name.
Source position: unixcp.pp line 643
function GetCodepageByName(  | 
cpname: RawByteString  | 
cpname  | 
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Name of code page.  | 
Code page number corresponding to cpname or CP_NONE if none found.
GetCodepageByName returns the code page number matching cpname. The supported code page names are the ones commonly in use in libiconv. Names are searched case-sensitively, with the exception that 'cpN' is converted to 'CPN', where N is a digit.
If no matching code page name is found, CP_NONE is returned.
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Map with codepage names.  | 
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Return the system code page based on the program environment.  | 
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Return index of codepage.  |