some doc

2022-08-15 11:43:27 +03:00
parent 67561636e5
commit 494faf862b
2 changed files with 11 additions and 0 deletions
--- a/libs/main/system/pisignals.h
+++ b/libs/main/system/pisignals.h
@@ -27,6 +27,7 @@
 #define PISIGNALS_H

 #include "piflags.h"
+#include <functional>

 class PIP_EXPORT PISignals
 {