hpux man page for toupper

conv(3C)																  conv(3C)

NAME
       toupper(), tolower(), _toupper(), _tolower(), toascii() - translate characters

SYNOPSIS
DESCRIPTION
       and  have as domain the range of getc(3S): the integers from -1 through 255.  If the argument of represents a lower-case letter, the result
       is the corresponding upper-case letter.	If the argument of represents an upper-case letter, the result	is  the  corresponding	lower-case
       letter.	All other arguments in the domain are returned unchanged.  Arguments outside the domain cause undefined results.

       The macros and are identical to and respectively.

       yields  its  argument  with  all  bits that are not part of a standard 7-bit ASCII character cleared; it is intended for compatibility with
       other systems.

WARNINGS
       is supplied both as a library function and as a macro defined in the header.  Normally, the macro version is used.  To obtain  the  library
       function, either use a to remove the macro definition or, if compiling in ANSI C mode, enclose the function name in parenthesis or take its
       address.  The following examples use the library function for

       or

       The following example use the library function for

EXTERNAL INFLUENCES
   Locale
       The category determines the translations to be done.

   International Code Set Support
       Single-byte character code sets are supported.

AUTHOR
       was developed by IBM, OSF, and HP.

SEE ALSO
       ctype(3C), getc(3S), setlocale(3C), lang(5), thread_safety(5).

STANDARDS CONFORMANCE
																	  conv(3C)