diff --git a/Sources/Backends/Vulkan/VulkanLoader.c b/Sources/Backends/Vulkan/VulkanLoader.c
index d0b23e7..476ae05 100644
--- a/Sources/Backends/Vulkan/VulkanLoader.c
+++ b/Sources/Backends/Vulkan/VulkanLoader.c
@@ -15,6 +15,19 @@
 	#include <stdlib.h> // getenv
 #endif
 
+#ifdef PULSE_PLAT_WINDOWS
+	typedef const char* LPCSTR;
+	typedef struct HINSTANCE__* HINSTANCE;
+	typedef HINSTANCE HMODULE;
+	#if defined(_MINWINDEF_)
+		/* minwindef.h defines FARPROC, and attempting to redefine it may conflict with -Wstrict-prototypes */
+	#elif defined(_WIN64)
+		typedef __int64 (__stdcall* FARPROC)(void);
+	#else
+		typedef int (__stdcall* FARPROC)(void);
+	#endif
+#endif
+
 #ifdef PULSE_PLAT_WINDOWS
 	__declspec(dllimport) HMODULE __stdcall LoadLibraryA(LPCSTR);
 	__declspec(dllimport) FARPROC __stdcall GetProcAddress(HMODULE, LPCSTR);