File 0001-add-lssp-to-mingw-compile.patch of Package mingw32-libqt5-qtbase
--- ./mkspecs/common/g++-win32.conf.orig 2020-08-08 11:54:54.657176008 +0200
+++ ./mkspecs/common/g++-win32.conf 2020-08-08 11:55:05.341090322 +0200
@@ -60,7 +60,7 @@
QMAKE_EXTENSION_IMPLIB = dll.a
QMAKE_LIB_EXTENSIONS = a dll.a
-QMAKE_LIBS =
+QMAKE_LIBS = -lssp
QMAKE_LIBS_GUI = -lgdi32 -lcomdlg32 -loleaut32 -limm32 -lwinmm -lws2_32 -lole32 -luuid -luser32 -ladvapi32
QMAKE_LIBS_NETWORK = -lws2_32
QMAKE_LIBS_OPENGL = -lglu32 -lopengl32 -lgdi32 -luser32