--- /dev/null
+--- PyQt5_sip-12.8.1/sipint.h 2020-08-29 13:27:37.000000000 +0300
++++ PyQt5_sip-12.8.1/sipint.h.new 2021-03-17 12:06:11.287544763 +0300
+@@ -177,9 +177,9 @@
+ void sipOMAddObject(sipObjectMap *om, sipSimpleWrapper *val);
+ int sipOMRemoveObject(sipObjectMap *om, sipSimpleWrapper *val);
+
+-#if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
++//#if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
+ #define sipSetBool(p, v) (*(_Bool *)(p) = (v))
+-#endif
++//#endif
+
+
+ #ifdef __cplusplus