Include mini_al directly, no separate module

src/external/mini_al.c

@@ -1,8 +0,0 @@
-// The implementation of mini_al needs to #include windows.h which means it needs to go into
-// it's own translation unit. Not doing this will cause conflicts with CloseWindow(), etc.
-#define MINI_AL_IMPLEMENTATION
-#define MAL_NO_JACK
-#define MAL_NO_OPENAL
-#define MAL_NO_SDL
-//#define MAL_NO_NULL
-#include "mini_al.h"

src/external/mini_al.h

@@ -2775,7 +2775,79 @@ mal_uint64 mal_sine_wave_read_ex(mal_sine_wave* pSineWave, mal_uint64 frameCount
 #endif
 
 #ifdef MAL_WIN32
+
+// @raysan5: To avoid conflicting windows.h symbols with raylib, so flags are defined
+// WARNING: Those flags avoid inclusion of some Win32 headers that could be required 
+// by user at some point and won't be included...
+//-------------------------------------------------------------------------------------
+
+// If defined, the following flags inhibit definition of the indicated items.
+#define NOGDICAPMASKS     // CC_*, LC_*, PC_*, CP_*, TC_*, RC_
+#define NOVIRTUALKEYCODES // VK_*
+#define NOWINMESSAGES     // WM_*, EM_*, LB_*, CB_*
+#define NOWINSTYLES       // WS_*, CS_*, ES_*, LBS_*, SBS_*, CBS_*
+#define NOSYSMETRICS      // SM_*
+#define NOMENUS           // MF_*
+#define NOICONS           // IDI_*
+#define NOKEYSTATES       // MK_*
+#define NOSYSCOMMANDS     // SC_*
+#define NORASTEROPS       // Binary and Tertiary raster ops
+#define NOSHOWWINDOW      // SW_*
+#define OEMRESOURCE       // OEM Resource values
+#define NOATOM            // Atom Manager routines
+#define NOCLIPBOARD       // Clipboard routines
+#define NOCOLOR           // Screen colors
+#define NOCTLMGR          // Control and Dialog routines
+#define NODRAWTEXT        // DrawText() and DT_*
+#define NOGDI             // All GDI defines and routines
+#define NOKERNEL          // All KERNEL defines and routines
+#define NOUSER            // All USER defines and routines
+//#define NONLS             // All NLS defines and routines
+#define NOMB              // MB_* and MessageBox()
+#define NOMEMMGR          // GMEM_*, LMEM_*, GHND, LHND, associated routines
+#define NOMETAFILE        // typedef METAFILEPICT
+#define NOMINMAX          // Macros min(a,b) and max(a,b)
+#define NOMSG             // typedef MSG and associated routines
+#define NOOPENFILE        // OpenFile(), OemToAnsi, AnsiToOem, and OF_*
+#define NOSCROLL          // SB_* and scrolling routines
+#define NOSERVICE         // All Service Controller routines, SERVICE_ equates, etc.
+#define NOSOUND           // Sound driver routines
+#define NOTEXTMETRIC      // typedef TEXTMETRIC and associated routines
+#define NOWH              // SetWindowsHook and WH_*
+#define NOWINOFFSETS      // GWL_*, GCL_*, associated routines
+#define NOCOMM            // COMM driver routines
+#define NOKANJI           // Kanji support stuff.
+#define NOHELP            // Help engine interface.
+#define NOPROFILER        // Profiler interface.
+#define NODEFERWINDOWPOS  // DeferWindowPos routines
+#define NOMCX             // Modem Configuration Extensions
+
+// Type required before windows.h inclusion
+typedef struct tagMSG *LPMSG;
+
 #include <windows.h>
+
+// Type required by some unused function...
+typedef struct tagBITMAPINFOHEADER {
+  DWORD biSize;
+  LONG  biWidth;
+  LONG  biHeight;
+  WORD  biPlanes;
+  WORD  biBitCount;
+  DWORD biCompression;
+  DWORD biSizeImage;
+  LONG  biXPelsPerMeter;
+  LONG  biYPelsPerMeter;
+  DWORD biClrUsed;
+  DWORD biClrImportant;
+} BITMAPINFOHEADER, *PBITMAPINFOHEADER;
+
+// @raysan5: Some required types defined for TinyC compiler
+#if defined(__TINYC__)
+    #include "propidl.h"
+#endif
+//----------------------------------------------------------------------------------
+
 #else
 #include <stdlib.h> // For malloc()/free()
 #include <string.h> // For memset()