towupper man page on FreeBSD

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TOWUPPER(3)		 BSD Library Functions Manual		   TOWUPPER(3)

NAME
     towupper — lower case to upper case letter conversion (wide character
     version)

LIBRARY
     Standard C Library (libc, -lc)

SYNOPSIS
     #include <wctype.h>

     wint_t
     towupper(wint_t wc);

DESCRIPTION
     The towupper() function converts a lower-case letter to the corresponding
     upper-case letter.

RETURN VALUES
     If the argument is a lower-case letter, the towupper() function returns
     the corresponding upper-case letter if there is one; otherwise the argu‐
     ment is returned unchanged.

SEE ALSO
     iswupper(3), toupper(3), towlower(3), wctrans(3)

STANDARDS
     The towupper() function conforms to ISO/IEC 9899:1999 (“ISO C99”).

BSD				October 3, 2002				   BSD
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