determine columns needed for a fixed-size wide-character string NAME wcswidth - determine columns needed for a fixed-size wide-character string LIBRARY Standard C libr......wcwidth () depends on the LC_CTYPE category of the current locale. SEE ALSO iswprint (3), wcswidth (3)...he cursor by one position as it did in ASCII. Library functions such as mbsrtowcs (3) and wcswidth (3) should be used today to count characters and cursor positions. The officia…...he cursor by one position as it did in ASCII. Library functions such as mbsrtowcs (3) and wcswidth (3) should be used today to count characters and cursor positions. The officia…