build: fixup for mingw-gcc 14.1

Author: Gcenx

.github/workflows/build.yml

@@ -10,8 +10,8 @@ env:
   CXX: clang++
   CPATH: /usr/local/include
   LIBRARY_PATH: /usr/local/lib
-  CFLAGS: -O3 -Wno-deprecated-declarations -Wno-incompatible-pointer-types
-  CROSSCFLAGS: -O3
+  CFLAGS: -O3 -Wno-deprecated-declarations -Wno-format -Wno-incompatible-pointer-types -Wno-implicit-function-declaration -Wno-int-conversion
+  CROSSCFLAGS: -O3 -Wno-deprecated-declarations -Wno-format -Wno-incompatible-pointer-types -Wno-implicit-function-declaration -Wno-int-conversion
   LDFLAGS: -Wl,-ld_classic -Wl,-headerpad_max_install_names -Wl,-rpath,@loader_path/../../ -Wl,-rpath,/usr/local/lib
   MACOSX_DEPLOYMENT_TARGET: 10.14
   WINE_CONFIGURE: $GITHUB_WORKSPACE/configure