This is necessary to keep alignment between the client view of rig->state and the shared libarary view
Including PTHREAD functions in rig->state necessitated this as HAVE_PTHREAD only defined during hamlib compilation.
Clients including hamlib/rig.h did not pick up all the HAVE* config variable that control what gets included
https://github.com/Hamlib/Hamlib/issues/947
Allow for these rigs echo of successful set commands, no command
verification is requires nor necessary with TH style rigs.
Change rig_open to not use teh IF command with TH style rigs as it is
not supported and breaks communications for the next command.
Send the correct command to disable auto-information mode on TH style
rigs.
Ensure the correct command terminator is sent with all commands to TH
style rigs.
Fix an issue with MEM mode selection in the TH-D7.
Use the correct DCD detection command for the TH-D7.