_toupper man page on SunOS

_toupper man page on SunOS

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_toupper(3C)		 Standard C Library Functions		  _toupper(3C)

NAME
       _toupper - transliterate lower-case characters to upper-case

SYNOPSIS
       #include <ctype.h>

       int _toupper(int c);

DESCRIPTION
       The _toupper() macro is equivalent to toupper(3C) except that the argu‐
       ment c must be a lower-case letter.

RETURN VALUES
       On successful completion, _toupper() returns the upper-case letter cor‐
       responding to the argument passed.

ERRORS
       No errors are defined.

ATTRIBUTES
       See attributes(5) for descriptions of the following attributes:

       ┌─────────────────────────────┬─────────────────────────────┐
       │      ATTRIBUTE TYPE	     │	    ATTRIBUTE VALUE	   │
       ├─────────────────────────────┼─────────────────────────────┤
       │CSI			     │Enabled			   │
       ├─────────────────────────────┼─────────────────────────────┤
       │Interface Stability	     │Standard			   │
       ├─────────────────────────────┼─────────────────────────────┤
       │MT-Level		     │MT-Safe			   │
       └─────────────────────────────┴─────────────────────────────┘

SEE ALSO
       islower(3C), toupper(3C), attributes(5), standards(5)

SunOS 5.10			  24 Jul 2002			  _toupper(3C)

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