NAME
     wncase -- routines to deal with capitalization

SYNOPSIS
     #include "wncase.h"

     wn_strupcase(string)
     char string[];

     wn_strlowcase(string)
     char string[];

     wn_memupcase(string,len)
     char string[];
     int len;

     wn_memlowcase(string,len)
     char string[];
     int len;

     wn_charupcase(&c)
     char c;

     wn_charlowcase(&c)
     char c;

DESCRIPTION
     "wn_strupcase" converts all letters in "string" to 
     upper-case.

     "wn_strlowcase" converts all letters in "string" to 
     lower-case.

     "wn_memupcase" converts all letters in "string" to 
     upper-case.  "string" is assumed to be "len" chars long.

     "wn_memlowcase" converts all letters in "string" to 
     lower-case.  "string" is assumed to be "len" chars long.

     "wn_charupcase" converts "c" to upper case if it is a letter.

     "wn_charlowcase" converts "c" to lower case if it is a letter.

BUGS

SEE ALSO
     wnstr

AUTHOR
     Will Naylor