Save a few bytes by using naturally-sized ints.

src/arch/i386/firmware/pcbios/basemem.c

  * Return amount of free base memory in bytes
  *
  */
-uint32_t get_free_base_memory ( void ) {
+unsigned int get_free_base_memory ( void ) {
 	return fbms << 10;
 }
 
  *
  */
 void * alloc_base_memory ( size_t size ) {
-	uint16_t size_kb = ( size + 1023 ) >> 10;
+	unsigned int size_kb = ( size + 1023 ) >> 10;
 	void *ptr;
 
 	DBG ( "Trying to allocate %d bytes of base memory from %d kB free\n",
  *
  */
 void free_base_memory ( void *ptr, size_t size ) {
-	uint16_t remainder = virt_to_phys ( ptr ) & 1023;
-	uint16_t size_kb = ( size + remainder + 1023 ) >> 10;
+	unsigned int remainder = virt_to_phys ( ptr ) & 1023;
+	unsigned int size_kb = ( size + remainder + 1023 ) >> 10;
 	union free_base_memory_block *free_block = 
 		( ( void * ) ( ptr - remainder ) );
 	

src/arch/i386/include/basemem.h

 };
 
 /* Function prototypes */
-extern uint32_t get_free_base_memory ( void );
+extern unsigned int get_free_base_memory ( void );
 extern void * alloc_base_memory ( size_t size );
 extern void free_base_memory ( void *ptr, size_t size );