A case-insensitive string comparison, corresponding to the standard strcasecmp() function on platforms which support it.
a string
a string to compare with s1
0 if the strings match, a negative value if s1 < s2, or a positive value if s1 > s2.
Deprecated: See g_strncasecmp() for a discussion of why this function is deprecated and how to replace it.
A case-insensitive string comparison, corresponding to the standard strcasecmp() function on platforms which support it.