str_compare_nocase

	status.i4.v = str_compare_nocase(string_1.i1a.r, string_2.i1a.r)

	This routine compares two null terminated ASCII character strings
	without regard to the case of the characters being compared.

	string_1	first comparison string (null terminated)
	string_2	second comparison string (null terminated)

	This function returns status values as follows:

	zero			the two strings match
	negative number		string_1 is less than string_2
	positive number		string_1 is greater than string_2

	This function requires the following include files:

	cbslib_h

	Related functions:

	str_compare_n_nocase_c, strcmp, strncmp, strncmx, str_is_blank_c

	C/C++ usage:

	static const char	string_1[] = "string";
	static const char	string_2[] = "STRING";
	int	status;

	status = str_compare_nocase(string_1,string_2);