Make all required includes explicit

Information as seen by IWYU 0.12 + clang 9 on Linux

1 files changed, 9 insertions, 3 deletions

diff --git a/IncSet.c b/IncSet.c
index 3534f857..0d1aecf5 100644
--- a/IncSet.c
+++ b/IncSet.c
@@ -5,14 +5,20 @@ Released under the GNU GPLv2, see the COPYING file
 in the source distribution for its full text.
 */
 
+#include "config.h" // IWYU pragma: keep
+
 #include "IncSet.h"
-#include "ListItem.h"
-#include "CRT.h"
-#include "XUtils.h"
 
+#include <ctype.h>
 #include <string.h>
 #include <stdlib.h>
 
+#include "CRT.h"
+#include "ListItem.h"
+#include "Object.h"
+#include "ProvideCurses.h"
+#include "XUtils.h"
+
 
 static void IncMode_reset(IncMode* mode) {
    mode->index = 0;