2 files changed, 10 insertions, 6 deletions
diff --git a/Alc/backends/base.c b/Alc/backends/base.c
index 8e59abdf..37e4ccc9 100644
--- a/Alc/backends/base.c
+++ b/Alc/backends/base.c
@@ -11,13 +11,15 @@
 /* Base ALCbackend method implementations. */
 void ALCbackend_Construct(ALCbackend *self, ALCdevice *device)
 {
+    int ret;
     self->mDevice = device;
-    InitializeCriticalSection(&self->mMutex);
+    ret = almtx_init(&self->mMutex, almtx_recursive);
+    assert(ret == althrd_success);
 }
 
 void ALCbackend_Destruct(ALCbackend *self)
 {
-    DeleteCriticalSection(&self->mMutex);
+    almtx_destroy(&self->mMutex);
 }
 
 ALCboolean ALCbackend_reset(ALCbackend* UNUSED(self))
@@ -42,12 +44,14 @@ ALint64 ALCbackend_getLatency(ALCbackend* UNUSED(self))
 
 void ALCbackend_lock(ALCbackend *self)
 {
-    EnterCriticalSection(&self->mMutex);
+    int ret = almtx_lock(&self->mMutex);
+    assert(ret == althrd_success);
 }
 
 void ALCbackend_unlock(ALCbackend *self)
 {
-    LeaveCriticalSection(&self->mMutex);
+    int ret = almtx_unlock(&self->mMutex);
+    assert(ret == althrd_success);
 }
 
 
diff --git a/Alc/backends/base.h b/Alc/backends/base.h
index de5809ca..905c3ea4 100644
--- a/Alc/backends/base.h
+++ b/Alc/backends/base.h
@@ -2,7 +2,7 @@
 #define AL_BACKENDS_BASE_H
 
 #include "alMain.h"
-#include "compat.h"
+#include "threads.h"
 
 
 struct ALCbackendVtable;
@@ -12,7 +12,7 @@ typedef struct ALCbackend {
 
     ALCdevice *mDevice;
 
-    CRITICAL_SECTION mMutex;
+    almtx_t mMutex;
 } ALCbackend;
 
 void ALCbackend_Construct(ALCbackend *self, ALCdevice *device);