Change disposition output slightly.

[nmh] / sbr / utils.c

diff --git a/sbr/utils.c b/sbr/utils.c
index 99207e3..989a9c8 100644 (file)
--- a/sbr/utils.c
+++ b/sbr/utils.c
@@ -363,6 +363,9 @@ nmh_init(const char *argv0, int read_context) {
 int
 contains8bit(const char *start, const char *end)
 {
+    if (! start)
+       return 0;
+
     while (*start != '\0' && (!end || (start < end)))
        if (! isascii((unsigned char) *start++))
            return 1;