diff --git a/init/mesg.c b/init/mesg.c
index 7b8acf657..7fd9d24ae 100644
--- a/init/mesg.c
+++ b/init/mesg.c
@@ -32,7 +32,7 @@ extern int mesg_main(int argc, char *argv[])
 {
 	struct stat sb;
 	char *tty;
-	char c;
+	char c = 0;
 
 	if ((--argc == 0)
 		|| ((argc == 1) && (((c = **++argv) == 'y') || (c == 'n')))) {
diff --git a/shell/msh.c b/shell/msh.c
index 22a617095..df4c3dab3 100644
--- a/shell/msh.c
+++ b/shell/msh.c
@@ -698,7 +698,6 @@ static const struct builtincmd builtincmds[] = {
 	{0, 0}
 };
 
-static int expand_dotnode(struct op *);
 struct op *scantree(struct op *);
 static struct op *dowholefile(int, int);
 
@@ -841,7 +840,7 @@ extern int msh_main(int argc, char **argv)
 
 	shell = lookup("SHELL");
 	if (shell->value == null)
-		setval(shell, DEFAULT_SHELL);
+		setval(shell, (char *)DEFAULT_SHELL);
 	export(shell);
 
 	homedir = lookup("HOME");
@@ -1047,23 +1046,6 @@ REGISTER char *s;
 }
 
 
-static int expand_dotnode(node)
-struct op *node;
-{
-	struct op *outtree_save = outtree;
-
-	node->type = TDOT;
-	newfile(node->words[1]);
-
-	node->left = dowholefile(TDOT, 0);
-
-	node->right = NULL;
-
-	outtree = outtree_save;
-
-	return (1);
-}
-
 struct op *scantree(head)
 struct op *head;
 {