Long token support
The merged code no longer uses the linux-PAM misc-conv function as it does not support responses longer than 512-1 bytes. Instead we now use the compat conv function that does support dynamic allocation of longer responses.
The merged code no longer uses the linux-PAM misc-conv function as it does not support responses longer than 512-1 bytes. Instead we now use the compat conv function that does support dynamic allocation of longer responses.