1 files changed, 13 insertions, 0 deletions
diff --git a/Alc/compat.h b/Alc/compat.h
index 0443692a..114fc655 100644
--- a/Alc/compat.h
+++ b/Alc/compat.h
@@ -25,6 +25,19 @@ FILE *al_fopen(const char *fname, const char *mode);
 
 #endif
 
+struct FileMapping {
+#ifdef _WIN32
+    HANDLE file;
+    HANDLE fmap;
+#else
+    int fd;
+#endif
+    void *ptr;
+    size_t len;
+};
+struct FileMapping MapFileToMem(const char *fname);
+void UnmapFileMem(const struct FileMapping *mapping);
+
 al_string GetProcPath(void);
 
 #ifdef HAVE_DYNLOAD