am: fix patch format detection for Thunderbird "Save As" emails

diff --git a/test-sha1.c b/test-sha1.c
index 9b98d07c786b36f005f4b3ffd51926f3c1a343dd..80daba980ecd85852ee3a23c155602e4cd1ba07a 100644 (file)
--- a/test-sha1.c
+++ b/test-sha1.c
@@ -32,7 +32,7 @@ int main(int ac, char **av)
                        if (sz == 0)
                                break;
                        if (sz < 0)
-                               die("test-sha1: %s", strerror(errno));
+                               die_errno("test-sha1");
                        this_sz += sz;
                        cp += sz;
                        room -= sz;