diff --git a/csbindgen-tests/src/lz4_ffi.rs b/csbindgen-tests/src/lz4_ffi.rs
index e199ce5..8bdd336 100644
--- a/csbindgen-tests/src/lz4_ffi.rs
+++ b/csbindgen-tests/src/lz4_ffi.rs
@@ -1484,260 +1484,4 @@ pub extern "C" fn csbindgen_LZ4F_resetDecompressionContext(
     }
 }
 
-#[no_mangle]
-pub extern "C" fn csbindgen_XXH_versionNumber(
-    
-) ->  c_uint
-{
-    unsafe {
-        return lz4::XXH_versionNumber(
-
-        )
-    }
-}
-
-#[no_mangle]
-pub extern "C" fn csbindgen_XXH32(
-    input: *const c_void,
-    length:  usize,
-    seed:  c_uint    
-) ->  lz4::XXH32_hash_t
-{
-    unsafe {
-        return lz4::XXH32(
-            input,
-            length,
-            seed
-        )
-    }
-}
-
-#[no_mangle]
-pub extern "C" fn csbindgen_XXH32_createState(
-    
-) -> *mut lz4::XXH32_state_t
-{
-    unsafe {
-        return lz4::XXH32_createState(
-
-        )
-    }
-}
-
-#[no_mangle]
-pub extern "C" fn csbindgen_XXH32_freeState(
-    statePtr: *mut lz4::XXH32_state_t    
-) ->  lz4::XXH_errorcode
-{
-    unsafe {
-        return lz4::XXH32_freeState(
-            statePtr
-        )
-    }
-}
-
-#[no_mangle]
-pub extern "C" fn csbindgen_XXH32_copyState(
-    dst_state: *mut lz4::XXH32_state_t,
-    src_state: *const lz4::XXH32_state_t    
-)
-{
-    unsafe {
-        return lz4::XXH32_copyState(
-            dst_state,
-            src_state
-        )
-    }
-}
-
-#[no_mangle]
-pub extern "C" fn csbindgen_XXH32_reset(
-    statePtr: *mut lz4::XXH32_state_t,
-    seed:  c_uint    
-) ->  lz4::XXH_errorcode
-{
-    unsafe {
-        return lz4::XXH32_reset(
-            statePtr,
-            seed
-        )
-    }
-}
-
-#[no_mangle]
-pub extern "C" fn csbindgen_XXH32_update(
-    statePtr: *mut lz4::XXH32_state_t,
-    input: *const c_void,
-    length:  usize    
-) ->  lz4::XXH_errorcode
-{
-    unsafe {
-        return lz4::XXH32_update(
-            statePtr,
-            input,
-            length
-        )
-    }
-}
-
-#[no_mangle]
-pub extern "C" fn csbindgen_XXH32_digest(
-    statePtr: *const lz4::XXH32_state_t    
-) ->  lz4::XXH32_hash_t
-{
-    unsafe {
-        return lz4::XXH32_digest(
-            statePtr
-        )
-    }
-}
-
-#[no_mangle]
-pub extern "C" fn csbindgen_XXH32_canonicalFromHash(
-    dst: *mut lz4::XXH32_canonical_t,
-    hash:  lz4::XXH32_hash_t    
-)
-{
-    unsafe {
-        return lz4::XXH32_canonicalFromHash(
-            dst,
-            hash
-        )
-    }
-}
-
-#[no_mangle]
-pub extern "C" fn csbindgen_XXH32_hashFromCanonical(
-    src: *const lz4::XXH32_canonical_t    
-) ->  lz4::XXH32_hash_t
-{
-    unsafe {
-        return lz4::XXH32_hashFromCanonical(
-            src
-        )
-    }
-}
-
-#[no_mangle]
-pub extern "C" fn csbindgen_XXH64(
-    input: *const c_void,
-    length:  usize,
-    seed:  c_ulonglong    
-) ->  lz4::XXH64_hash_t
-{
-    unsafe {
-        return lz4::XXH64(
-            input,
-            length,
-            seed
-        )
-    }
-}
-
-#[no_mangle]
-pub extern "C" fn csbindgen_XXH64_createState(
-    
-) -> *mut lz4::XXH64_state_t
-{
-    unsafe {
-        return lz4::XXH64_createState(
-
-        )
-    }
-}
-
-#[no_mangle]
-pub extern "C" fn csbindgen_XXH64_freeState(
-    statePtr: *mut lz4::XXH64_state_t    
-) ->  lz4::XXH_errorcode
-{
-    unsafe {
-        return lz4::XXH64_freeState(
-            statePtr
-        )
-    }
-}
-
-#[no_mangle]
-pub extern "C" fn csbindgen_XXH64_copyState(
-    dst_state: *mut lz4::XXH64_state_t,
-    src_state: *const lz4::XXH64_state_t    
-)
-{
-    unsafe {
-        return lz4::XXH64_copyState(
-            dst_state,
-            src_state
-        )
-    }
-}
-
-#[no_mangle]
-pub extern "C" fn csbindgen_XXH64_reset(
-    statePtr: *mut lz4::XXH64_state_t,
-    seed:  c_ulonglong    
-) ->  lz4::XXH_errorcode
-{
-    unsafe {
-        return lz4::XXH64_reset(
-            statePtr,
-            seed
-        )
-    }
-}
-
-#[no_mangle]
-pub extern "C" fn csbindgen_XXH64_update(
-    statePtr: *mut lz4::XXH64_state_t,
-    input: *const c_void,
-    length:  usize    
-) ->  lz4::XXH_errorcode
-{
-    unsafe {
-        return lz4::XXH64_update(
-            statePtr,
-            input,
-            length
-        )
-    }
-}
-
-#[no_mangle]
-pub extern "C" fn csbindgen_XXH64_digest(
-    statePtr: *const lz4::XXH64_state_t    
-) ->  lz4::XXH64_hash_t
-{
-    unsafe {
-        return lz4::XXH64_digest(
-            statePtr
-        )
-    }
-}
-
-#[no_mangle]
-pub extern "C" fn csbindgen_XXH64_canonicalFromHash(
-    dst: *mut lz4::XXH64_canonical_t,
-    hash:  lz4::XXH64_hash_t    
-)
-{
-    unsafe {
-        return lz4::XXH64_canonicalFromHash(
-            dst,
-            hash
-        )
-    }
-}
-
-#[no_mangle]
-pub extern "C" fn csbindgen_XXH64_hashFromCanonical(
-    src: *const lz4::XXH64_canonical_t    
-) ->  lz4::XXH64_hash_t
-{
-    unsafe {
-        return lz4::XXH64_hashFromCanonical(
-            src
-        )
-    }
-}
-
     
\ No newline at end of file
diff --git a/dotnet-sandbox/lz4_bindgen.cs b/dotnet-sandbox/lz4_bindgen.cs
index e1e6818..f500195 100644
--- a/dotnet-sandbox/lz4_bindgen.cs
+++ b/dotnet-sandbox/lz4_bindgen.cs
@@ -289,63 +289,6 @@ namespace CsBindgen
         [DllImport(__DllName, EntryPoint = "csbindgen_LZ4F_resetDecompressionContext", CallingConvention = CallingConvention.Cdecl)]
         public static extern void LZ4F_resetDecompressionContext(LZ4F_dctx_s* dctx);
 
-        [DllImport(__DllName, EntryPoint = "csbindgen_XXH_versionNumber", CallingConvention = CallingConvention.Cdecl)]
-        public static extern uint XXH_versionNumber();
-
-        [DllImport(__DllName, EntryPoint = "csbindgen_XXH32", CallingConvention = CallingConvention.Cdecl)]
-        public static extern uint XXH32(void* input, UIntPtr length, uint seed);
-
-        [DllImport(__DllName, EntryPoint = "csbindgen_XXH32_createState", CallingConvention = CallingConvention.Cdecl)]
-        public static extern XXH32_state_s* XXH32_createState();
-
-        [DllImport(__DllName, EntryPoint = "csbindgen_XXH32_freeState", CallingConvention = CallingConvention.Cdecl)]
-        public static extern int XXH32_freeState(XXH32_state_s* statePtr);
-
-        [DllImport(__DllName, EntryPoint = "csbindgen_XXH32_copyState", CallingConvention = CallingConvention.Cdecl)]
-        public static extern void XXH32_copyState(XXH32_state_s* dst_state, XXH32_state_s* src_state);
-
-        [DllImport(__DllName, EntryPoint = "csbindgen_XXH32_reset", CallingConvention = CallingConvention.Cdecl)]
-        public static extern int XXH32_reset(XXH32_state_s* statePtr, uint seed);
-
-        [DllImport(__DllName, EntryPoint = "csbindgen_XXH32_update", CallingConvention = CallingConvention.Cdecl)]
-        public static extern int XXH32_update(XXH32_state_s* statePtr, void* input, UIntPtr length);
-
-        [DllImport(__DllName, EntryPoint = "csbindgen_XXH32_digest", CallingConvention = CallingConvention.Cdecl)]
-        public static extern uint XXH32_digest(XXH32_state_s* statePtr);
-
-        [DllImport(__DllName, EntryPoint = "csbindgen_XXH32_canonicalFromHash", CallingConvention = CallingConvention.Cdecl)]
-        public static extern void XXH32_canonicalFromHash(XXH32_canonical_t* dst, uint hash);
-
-        [DllImport(__DllName, EntryPoint = "csbindgen_XXH32_hashFromCanonical", CallingConvention = CallingConvention.Cdecl)]
-        public static extern uint XXH32_hashFromCanonical(XXH32_canonical_t* src);
-
-        [DllImport(__DllName, EntryPoint = "csbindgen_XXH64", CallingConvention = CallingConvention.Cdecl)]
-        public static extern ulong XXH64(void* input, UIntPtr length, ulong seed);
-
-        [DllImport(__DllName, EntryPoint = "csbindgen_XXH64_createState", CallingConvention = CallingConvention.Cdecl)]
-        public static extern XXH64_state_s* XXH64_createState();
-
-        [DllImport(__DllName, EntryPoint = "csbindgen_XXH64_freeState", CallingConvention = CallingConvention.Cdecl)]
-        public static extern int XXH64_freeState(XXH64_state_s* statePtr);
-
-        [DllImport(__DllName, EntryPoint = "csbindgen_XXH64_copyState", CallingConvention = CallingConvention.Cdecl)]
-        public static extern void XXH64_copyState(XXH64_state_s* dst_state, XXH64_state_s* src_state);
-
-        [DllImport(__DllName, EntryPoint = "csbindgen_XXH64_reset", CallingConvention = CallingConvention.Cdecl)]
-        public static extern int XXH64_reset(XXH64_state_s* statePtr, ulong seed);
-
-        [DllImport(__DllName, EntryPoint = "csbindgen_XXH64_update", CallingConvention = CallingConvention.Cdecl)]
-        public static extern int XXH64_update(XXH64_state_s* statePtr, void* input, UIntPtr length);
-
-        [DllImport(__DllName, EntryPoint = "csbindgen_XXH64_digest", CallingConvention = CallingConvention.Cdecl)]
-        public static extern ulong XXH64_digest(XXH64_state_s* statePtr);
-
-        [DllImport(__DllName, EntryPoint = "csbindgen_XXH64_canonicalFromHash", CallingConvention = CallingConvention.Cdecl)]
-        public static extern void XXH64_canonicalFromHash(XXH64_canonical_t* dst, ulong hash);
-
-        [DllImport(__DllName, EntryPoint = "csbindgen_XXH64_hashFromCanonical", CallingConvention = CallingConvention.Cdecl)]
-        public static extern ulong XXH64_hashFromCanonical(XXH64_canonical_t* src);
-
 
     }
 
@@ -463,30 +406,6 @@ namespace CsBindgen
         public uint reserved0;
     }
 
-    [StructLayout(LayoutKind.Sequential)]
-    public unsafe struct XXH32_state_s
-    {
-        public fixed byte _unused[1];
-    }
-
-    [StructLayout(LayoutKind.Sequential)]
-    public unsafe struct XXH32_canonical_t
-    {
-        public fixed byte digest[4];
-    }
-
-    [StructLayout(LayoutKind.Sequential)]
-    public unsafe struct XXH64_state_s
-    {
-        public fixed byte _unused[1];
-    }
-
-    [StructLayout(LayoutKind.Sequential)]
-    public unsafe struct XXH64_canonical_t
-    {
-        public fixed byte digest[8];
-    }
-
     
 }
     
\ No newline at end of file