libdns refactoring: get rid of multiple versions of dns_dt_create, dns_view_setcache, dns_zt_apply, dns_message_logfmtpacket, dns_message_logpacket, dns_ssutable_checkrules and dns_ttl_totext

lib/dns/win32/libdns.def.in

@@ -339,7 +339,6 @@ dns_dsdigest_totext
 dns_dt_attach
 dns_dt_close
 dns_dt_create
-dns_dt_create2
 dns_dt_datatotext
 dns_dt_detach
 dns_dt_getframe
@@ -496,9 +495,7 @@ dns_message_gettimeadjust
 dns_message_gettsig
 dns_message_gettsigkey
 dns_message_logfmtpacket
-dns_message_logfmtpacket2
 dns_message_logpacket
-dns_message_logpacket2
 dns_message_movename
 dns_message_nextname
 dns_message_parse
@@ -978,7 +975,6 @@ dns_ssu_mtypefromstring
 dns_ssutable_addrule
 dns_ssutable_attach
 dns_ssutable_checkrules
-dns_ssutable_checkrules2
 dns_ssutable_create
 dns_ssutable_createdlz
 dns_ssutable_detach
@@ -1030,7 +1026,6 @@ dns_tsigrcode_fromtext
 dns_tsigrcode_totext
 dns_ttl_fromtext
 dns_ttl_totext
-dns_ttl_totext2
 dns_update_signatures
 dns_update_signaturesinc
 dns_update_soaserial
@@ -1084,7 +1079,6 @@ dns_view_saventa
 dns_view_searchdlz
 dns_view_setadbstats
 dns_view_setcache
-dns_view_setcache2
 dns_view_setdstport
 dns_view_setdynamickeyring
 dns_view_setfailttl
@@ -1335,7 +1329,6 @@ dns_zonemgr_unreachable
 dns_zonemgr_unreachableadd
 dns_zonemgr_unreachabledel
 dns_zt_apply
-dns_zt_apply2
 dns_zt_asyncload
 dns_zt_attach
 dns_zt_create