The fnmatch.h header defines the following constants:
The string does not match the specified pattern.
Slash in string only matches slash in pattern.
An alias of FNM_PATHNAME.
Leading period in string must be exactly matched by period in pattern.
Disable backslash escaping.
Ignore case when making comparisons.
An alias of FNM_IGNORECASE.
Match pattern as leading directory path.
See attributes(5) for descriptions of the following attributes: