diff --git a/list.c b/list.c
index ecf863d..2a115c8 100644
--- a/list.c
+++ b/list.c
@@ -181,7 +181,7 @@ main(int argc, char *argv[])
 
         int i;
 	
-	for (i = 0, flagsum = 0, flagset = 0; i < sizeof flags; i++) {
+	for (i = 0, flagsum = 0, flagset = 0; (size_t)i < sizeof flags; i++) {
 		if (flags[i] != 0)
 			flagset++;
 		if (flags[i] == 1)
diff --git a/show.c b/show.c
index 2433fdc..dda396d 100644
--- a/show.c
+++ b/show.c
@@ -57,7 +57,7 @@ show(char *file)
 int
 main(int argc, char *argv[])
 {
-	int i = blaze822_loop(argc-1, argv+1, show);
+	blaze822_loop(argc-1, argv+1, show);
 
 	return 0;
 }
diff --git a/thread.c b/thread.c
index c5634c7..f919442 100644
--- a/thread.c
+++ b/thread.c
@@ -125,12 +125,11 @@ thread(char *file)
 
 	char *mid = "";
 
-	char *v;
+	char *v, *m;
 	struct container *parent = 0, *me = 0;
 
 	v = blaze822_hdr(msg, "references");
 	if (v) {
-		char *m, *n;
 		parent = 0;
 		while (1) {
 			m = strchr(v, '<');
@@ -161,7 +160,6 @@ thread(char *file)
 	v = blaze822_hdr(msg, "in-reply-to");
 	char *irt;
 	if (v) {
-		char *m, *n;
 		m = strchr(v, '<');
 		if (!m)
 			goto out;