patch taken from sabotage linux -- https://github.com/rofl0r/sabotage

--- util-linux-2.23.2.orig/fdisks/cfdisk.c	2013-07-30 10:39:26.000000000 +0200
+++ util-linux-2.23.2/fdisks/cfdisk.c	2013-08-14 12:42:25.000000000 +0200
@@ -325,7 +325,7 @@ int num_parts = 0;
 int logical = 0;
 long long logical_sectors[MAXIMUM_PARTS];
 
-__sighandler_t old_SIGINT, old_SIGTERM;
+sighandler_t old_SIGINT, old_SIGTERM;
 
 int arrow_cursor = FALSE;
 int display_units = MEGABYTES;
