Description of problem: The configure script for timidity++ uses obsolete C89 features like implicit function declarations and implicit int. Those need to be fixed. Upstream seems dead: https://sourceforge.net/projects/timidity/
Created attachment 1941308 [details] Patch autoconf fragments to avoid implicit function decls and implicit int
My message is in the upstream list archive now: https://sourceforge.net/p/timidity/mailman/message/37771600/
Upstream is alive, merge request submitted. https://sourceforge.net/p/timidity/git/merge-requests/5/