enum special_types: define nonspecial for completeness

diff --git a/src/specials.h b/src/specials.h
index 32a8175..e3eb065 100644 (file)
--- a/src/specials.h
+++ b/src/specials.h
@@ -40,6 +40,7 @@
 #define TEMPGRAD "-t"
 
 enum special_types {
+       NONSPECIAL = 0,
        HORIZONTAL_LINE = 1,
        STIPPLED_HR,
        BAR,