                         libcasefix Programmer's Reference Guide

		FUNCTION: valid_mode_check
		
		DEPENDS ON: the c standard lib

		SOURCE FILE: libcasefix.c

		LIBRARY FILES: libcasefix.so (shared library), libcasefix.a (static archive), or libcasefix.o (object file)
 
		HEADER FILE: libcasefix.h

		PROTOTYPE:

			int valid_mode_check(int mode)

		DESCRIPTION:
	
	;

			valid_mode_check is used to check the mode number pointed to by int mode for validity as a libcasefix casing mode used in the casefixarray, casenreplacearray and casenreplacestring functions. valid_mode_check is programmer usable. If the casing mode number is valid, valid_mode_check returns 0; if the casing mode number is not valid. valid_mode_check returns EINVAL.
		

		RETURN VALUES: 0 = casing mode number is valid; EINVAL if casing mode number is invalid.
		
		OTHER NOTES:
