Eliminate old macro-wrappers for malloc/free/realloc

Artifacts from the 16-bit DOS days where we needed the large or huge
"memory model" to allocate > 64KB of memory.

src/smblib/smbdefs.h

@@ -58,15 +58,6 @@
 	#endif
 #endif
 
-#define HUGE16
-#define FAR16
-#define REALLOC realloc
-#define LMALLOC malloc
-#define MALLOC malloc
-#define LFREE free
-#define FREE free
-
-
 #define SDT_BLOCK_LEN		256 		/* Size of data blocks */
 #define SHD_BLOCK_LEN		256 		/* Size of header blocks */
 

src/xpdev/gen_defs.h

@@ -492,54 +492,12 @@ typedef struct {
 #define ZERO_VAR(var)                           memset(&(var),0,sizeof(var))
 #define ZERO_ARRAY(array)                       memset(array,0,sizeof(array))
 
-/****************************************************************************/
-/* MALLOC/FREE Macros for various compilers and environments                */
-/* MALLOC is used for allocations of 64k or less                            */
-/* FREE is used to free buffers allocated with MALLOC                       */
-/* LMALLOC is used for allocations of possibly larger than 64k              */
-/* LFREE is used to free buffers allocated with LMALLOC                     */
-/* REALLOC is used to re-size a previously MALLOCed or LMALLOCed buffer     */
-/* FAR16 is used to create a far (32-bit) pointer in 16-bit compilers       */
-/* HUGE16 is used to create a huge (32-bit) pointer in 16-bit compilers     */
-/****************************************************************************/
-#if defined(__COMPACT__) || defined(__LARGE__) || defined(__HUGE__)
-        #define HUGE16 huge
-        #define FAR16 far
-        #if defined(__TURBOC__)
-                #define REALLOC(x,y) farrealloc(x,y)
-                #define LMALLOC(x) farmalloc(x)
-                #define MALLOC(x) farmalloc(x)
-                #define LFREE(x) farfree(x)
-                #define FREE(x) farfree(x)
-        #elif defined(__WATCOMC__)
-                #define REALLOC realloc
-                #define LMALLOC(x) halloc(x,1)  /* far heap, but slow */
-                #define MALLOC malloc           /* far heap, but 64k max */
-                #define LFREE hfree
-                #define FREE free
-        #else   /* Other 16-bit Compiler */
-                #define REALLOC realloc
-                #define LMALLOC malloc
-                #define MALLOC malloc
-                #define LFREE free
-                #define FREE free
-        #endif
-#else           /* 32-bit Compiler or Small Memory Model */
-        #define HUGE16
-        #define FAR16
-        #define REALLOC realloc
-        #define LMALLOC malloc
-        #define MALLOC malloc
-        #define LFREE free
-        #define FREE free
-#endif
-
 /********************************/
 /* Handy Pointer-freeing Macros */
 /********************************/
 #define FREE_AND_NULL(x)	do {                  \
 								if((x)!=NULL) {   \
-									FREE(x);      \
+									free(x);      \
 									(x)=NULL;     \
 								}		          \
 							} while(0)