vfs.file.regmatch function becomes ZBX_NOTSUPPORTED on Windows.

]# zabbix_get -s 192.168.xxx.xxx -k vfs.file.regmatch["C:\zabbix_agentd.conf","LogFile",cp932]
ZBX_NOTSUPPORTED
]# zabbix_get -s 192.168.xxx.xxx -k vfs.file.regmatch["C:\zabbix_agentd.conf","LogFile",cp932,,,1]
ZBX_NOTSUPPORTED
]# zabbix_get -s 192.168.xxx.xxx -k vfs.file.regmatch["C:\zabbix_agentd.conf","LogFile",cp932,,1]
0
]# zabbix_get -s 192.168.xxx.xxx -k vfs.file.regmatch["C:\zabbix_agentd.conf","LogFile",cp932,,10]
1
]# zabbix_get -s 192.168.xxx.xxx -k vfs.file.regmatch["C:\zabbix_agentd.conf","LogFile",cp932,,2147483647]
1
]# zabbix_get -s 192.168.xxx.xxx -k vfs.file.regmatch["C:\zabbix_agentd.conf","LogFile",cp932,,2147483648]
ZBX_NOTSUPPORTED
]# zabbix_get -s 192.168.xxx.xxx -k vfs.file.regmatch["C:\zabbix_agentd.conf","LogFile",cp932,,4294967295]
ZBX_NOTSUPPORTED

	if (NULL == end_line_str || '\0' == *end_line_str)
		end_line = 0xffffffff;
	else if (FAIL == is_uint32(end_line_str, &end_line))
		goto err;

	if (start_line > end_line)   <-- here!
		goto err;