rand/noise.c: Use `sigjmp_buf' to escape the freewheel generator.

I'd never noticed there was a separate type before.  This shouldn't have
been a surprise.

diff --git a/rand/noise.c b/rand/noise.c
index 3bece70..3969b4e 100644 (file)
--- a/rand/noise.c
+++ b/rand/noise.c
@@ -365,7 +365,7 @@ int noise_filter(rand_pool *r, int good, const char *c)
 
 #ifdef USE_FREEWHEEL
 
-static jmp_buf fwjmp;
+static sigjmp_buf fwjmp;
 
 static void fwalarm(int sig)
 {