diff --git a/include/malunal/allocator.h b/include/malunal/allocator.h
index 0ef4a65..2252655 100644
--- a/include/malunal/allocator.h
+++ b/include/malunal/allocator.h
@@ -94,28 +94,14 @@ typedef struct {
  *          virtual table for itself. Other objects which implement this, may
  *          come with member variables.
  */
-typedef struct {
+define_struct(allocator) {
   /**
    * @brief   A pointer to an immutable allocator virtual function table.
    * @details Contains the function pointers to the allocator specific functions
    *          that make this allocator function as one.
    */
   const allocator_vtable_t* vtable;
-} allocator_t;
-
-/**
- * @brief   A pointer to a mutable allocator.
- * @details This is provided to simplify type declarations for functions
- *          requiring allocators that are meant to be mutable.
- */
-typedef allocator_t* allocator_mptr_t;
-
-/**
- * @brief   A pointer to a immutable allocator view.
- * @details This is provided to simplify type declarations for functions
- *          requiring allocators that are meant to be immutable.
- */
-typedef const allocator_t* allocator_iptr_t;
+};
 
 
 /**
diff --git a/include/malunal/allocators/arena.h b/include/malunal/allocators/arena.h
index 8fc0e9f..ed41a87 100644
--- a/include/malunal/allocators/arena.h
+++ b/include/malunal/allocators/arena.h
@@ -24,29 +24,16 @@
 
 
 /**
+ * @struct  arena_allocator
  * @brief   Defines a concrete arena allocator.
  * @details An arena allocator is a type of large push allocator. It simply
  *          obtains large regions of memory, rounded up to the next operating
  *          system page size, and pushes data onto those pages without any
  *          understanding of how to dispose that data later.
  */
-typedef struct {
+define_struct(arena_allocator) {
   malunal_size_t __opaque[2];
-} arena_allocator_t;
-
-/**
- * @brief   A pointer to a mutable arena allocator.
- * @details This is provided to simplify type declarations for functions
- *          requiring arena allocators that are meant to be mutable.
- */
-typedef arena_allocator_t* arena_allocator_mptr_t;
-
-/**
- * @brief   A pointer to an immutable arena allocator.
- * @details This is provided to simplify type declarations for functions
- *          requiring arena allocators that are meant to be immutable.
- */
-typedef const arena_allocator_t* arena_allocator_iptr_t;
+};
 
 /**
  * @brief   Obtains the size of the arena allocator.
diff --git a/include/malunal/allocators/linear.h b/include/malunal/allocators/linear.h
index 0f41191..df99c7b 100644
--- a/include/malunal/allocators/linear.h
+++ b/include/malunal/allocators/linear.h
@@ -11,28 +11,15 @@
 #define MALUNAL_ALLOCATORS_LINEAR_HEADER
 
 /**
+ * @struct  linear_allocator
  * @brief   Defines a concrete linear allocator.
  * @details Linear allocators, also called bump allocators, simply track small
  *          acquisitions into the buffer that is provided to it. It does this
  *          by knowing how much memory
  */
-typedef struct {
+define_struct(linear_allocator) {
   malunal_size_t __opaque[4];
-} linear_allocator_t;
-
-/**
- * @brief   A pointer to a mutable linear allocator.
- * @details This is provided to simplify type declarations for functions
- *          requiring linear allocators that are meant to be mutable.
- */
-typedef linear_allocator_t* linear_allocator_mptr_t;
-
-/**
- * @brief   A pointer to an immutable linear allocator.
- * @details This is provided to simplify type declarations for functions
- *          requiring linear allocators that are meant to be immutable.
- */
-typedef const linear_allocator_t* linear_allocator_iptr_t;
+};
 
 /**
  * @brief   Obtains the size of the linear allocator.
diff --git a/include/malunal/allocators/pool.h b/include/malunal/allocators/pool.h
index 750b70f..7ee6a02 100644
--- a/include/malunal/allocators/pool.h
+++ b/include/malunal/allocators/pool.h
@@ -11,6 +11,7 @@
 #define MALUNAL_ALLOCATORS_POOL_HEADER
 
 /**
+ * @struct  pool_allocator
  * @brief   Defines a concrete pool allocator.
  * @details A pool allocator is a type of free listing allocator. It obtains
  *          some underlying memory region and divides it up into chunks that
@@ -20,24 +21,9 @@
  *          The pool allocator will automatically upsize the stride to a multiple
  *          of two when initializing the pool.
  */
-typedef struct {
+define_struct(pool_allocator) {
   malunal_size_t __opaque[7];
-} pool_allocator_t;
-
-/**
- * @brief   A pointer to a mutable pool allocator.
- * @details This is provided to simplify type declarations for functions
- *          requiring pool allocators that are meant to be mutable.
- */
-typedef pool_allocator_t* pool_allocator_mptr_t;
-
-/**
- * @brief   A pointer to an immutable pool allocator.
- * @details This is provided to simplify type declarations for functions
- *          requiring pool allocators that are meant to be immutable.
- */
-typedef const pool_allocator_t* pool_allocator_iptr_t;
-
+};
 
 /**
  * @brief   Obtains the stride of the pool allocator.
diff --git a/include/malunal/allocators/stack.h b/include/malunal/allocators/stack.h
index fa757eb..60e0ef9 100644
--- a/include/malunal/allocators/stack.h
+++ b/include/malunal/allocators/stack.h
@@ -11,6 +11,7 @@
 #define MALUNAL_ALLOCATORS_STACK_HEADER
 
 /**
+ * @struct  stack_allocator
  * @brief   Defines a concrete stack allocator.
  * @details A stack allocator is one that acquires and disposes in a first in
  *          last out manner. This is useful for temporary stacks and some
@@ -19,24 +20,9 @@
  *          disposed must be the last acquired address or the allocator will
  *          fail to dispose it.
  */
-typedef struct {
+define_struct(stack_allocator) {
   malunal_size_t __opaque[6];
-} stack_allocator_t;
-
-/**
- * @brief   A pointer to a mutable stack allocator.
- * @details This is provided to simplify type declarations for functions
- *          requiring stack allocators that are meant to be mutable.
- */
-typedef stack_allocator_t* stack_allocator_mptr_t;
-
-/**
- * @brief   A pointer to an immutable stack allocator.
- * @details This is provided to simplify type declarations for functions
- *          requiring stack allocators that are meant to be immutable.
- */
-typedef const stack_allocator_t* stack_allocator_iptr_t;
-
+};
 
 /**
  * @brief   Obtains the stride of the stack allocator.