IS_FNCHAR          77 srclib/apr/include/arch/os2/apr_arch_file_io.h #define IS_FNCHAR(c) c_is_fnchar[(unsigned char)c]
IS_FNCHAR         220 srclib/apr/include/arch/win32/apr_arch_file_io.h #define IS_FNCHAR(c) (apr_c_is_fnchar[(unsigned char)(c)] & 1)