prm80: fix on musl

to use timeval with musl libc, sys/time.h must be included.
2022-05-08 11:52:08 -04:00 · 2022-05-08 11:52:08 -04:00 · e9d9cb9eab
commit e9d9cb9eab
--- a/rigs/prm80/prm80.h
+++ b/rigs/prm80/prm80.h
@ -22,6 +22,7 @@
 #ifndef _PRM80_H
 #define _PRM80_H 1

+#include <sys/time.h>
 #include <hamlib/rig.h>
 #include "misc.h"