On DragonFly BSD, sigsegv.c uses a 'struct sigcontext *'. This won't change soon, since DragonFly BSD supports only one architecture: x86_64.
2021-06-07 Bruno Haible <[email protected]> sigsegv: Document context type for DragonFly BSD. * lib/sigsegv.in.h (stackoverflow_context_t): On DragonFly BSD, it is a pointer to 'struct sigcontext'. diff --git a/lib/sigsegv.in.h b/lib/sigsegv.in.h index e442f4d..9253766 100644 --- a/lib/sigsegv.in.h +++ b/lib/sigsegv.in.h @@ -186,7 +186,7 @@ extern int sigsegv_leave_handler (void (*continuation) (void*, void*, void*), vo || defined __CYGWIN__ || defined __HAIKU__ typedef ucontext_t *stackoverflow_context_t; # elif defined __GNU__ \ - || defined __FreeBSD_kernel__ || (defined __FreeBSD__ && !(defined __sparc__ || defined __sparc64__)) \ + || defined __FreeBSD_kernel__ || (defined __FreeBSD__ && !(defined __sparc__ || defined __sparc64__)) || defined __DragonFly__ \ || defined __OpenBSD__ || defined __sgi typedef struct sigcontext *stackoverflow_context_t; # else
