I do not see such a module check_snmp_win in this location
jdadmin@pl-smonobservium:/usr/lib/nagios/plugins$ ls check_apt check_dbi check_dns check_ftp check_icmp check_ircd check_log check_mysql_query check_ntp check_overcr check_real check_smtp check_swap check_users utils.sh check_breeze check_dhcp check_dummy check_game check_ide_smart check_jabber check_mailq check_nagios check_ntp_peer check_pgsql check_rpc check_snmp check_tcp check_wave check_by_ssh check_dig check_file_age check_host check_ifoperstatus check_ldap check_mrtg check_nntp check_ntp_time check_ping check_rta_multi check_spop check_time negate check_clamd check_disk check_flexlm check_hpjd check_ifstatus check_ldaps check_mrtgtraf check_nntps check_nwstat check_pop check_sensors check_ssh check_udp urlize check_cluster check_disk_smb check_fping check_http check_imap check_load check_mysql check_nt check_oracle check_procs check_simap check_ssmtp check_ups utils.pm jdadmin@pl-smonobservium:/usr/lib/nagios/plugins$
Pozdrawiam
Jacek Dąbrowski