--- mstools/h/malloc.h	2018/08/09 18:20:01	1.1.1.1
+++ mstools/h/malloc.h	2018/08/09 18:21:11	1.1.1.3
@@ -1,7 +1,7 @@
 /***
 *malloc.h - declarations and definitions for memory allocation functions
 *
-*	Copyright (c) 1985-1991, Microsoft Corporation. All rights reserved.
+*	Copyright (c) 1985-1992, Microsoft Corporation. All rights reserved.
 *
 *Purpose:
 *	Contains the function declarations for memory allocation functions;
@@ -17,23 +17,36 @@ extern "C" {
 #endif
 
 
-#if (_MSC_VER <= 600)
-#define __cdecl _cdecl
-#endif
-
-#define _HEAPEMPTY	(-1)
-#define _HEAPOK 	(-2)
-#define _HEAPBADBEGIN	(-3)
-#define _HEAPBADNODE	(-4)
-#define _HEAPEND	(-5)
-#define _HEAPBADPTR	(-6)
-#define _FREEENTRY	0
-#define _USEDENTRY	1
+/*
+ * Conditional macro definition for function calling type and variable type
+ * qualifiers.
+ */
+#if   ( (_MSC_VER >= 800) && (_M_IX86 >= 300) )
+
+/*
+ * Definitions for MS C8-32 (386/486) compiler
+ */
+#define _CRTAPI1 __cdecl
+#define _CRTAPI2 __cdecl
+
+#elif ( _MSC_VER == 600 )
+
+/*
+ * Definitions for old MS C6-386 compiler
+ */
+#define _CRTAPI1 _cdecl
+#define _CRTAPI2 _cdecl
+#define _M_IX86  300
+
+#else
+
+/*
+ * Other compilers (e.g., MIPS)
+ */
+#define _CRTAPI1
+#define _CRTAPI2
 
-/* Define _HEAP_MAXREQ to be equal to (unsigned)( -sizeof(_heap_seg_desc)
- * - 2*sizeof(int) ) */
-
-#define _HEAP_MAXREQ	0xFFFFFFD8
+#endif
 
 
 #ifndef _SIZE_T_DEFINED
@@ -42,41 +55,27 @@ typedef unsigned int size_t;
 #endif
 
 
-#ifndef _HEAPINFO_DEFINED
-typedef struct _heapinfo {
-	int * _pentry;
-	size_t _size;
-	int _useflag;
-	} _HEAPINFO;
-#define _HEAPINFO_DEFINED
-#endif
-
-
-/* external variable declarations */
-
-extern unsigned int _amblksiz;
-
-
 /* function prototypes */
-
-void * _alloca(size_t);
-void * calloc(size_t, size_t);
-void * _expand(void *, size_t);
-void free(void *);
-int _heapadd(void *, size_t);
-int _heapchk(void);
-int _heapmin(void);
-int _heapset(unsigned int);
-int _heapwalk(_HEAPINFO *);
-void * malloc(size_t);
-size_t _msize(void *);
-void * realloc(void *, size_t);
+void * _CRTAPI1 calloc(size_t, size_t);
+void   _CRTAPI1 free(void *);
+void * _CRTAPI1 malloc(size_t);
+void * _CRTAPI1 realloc(void *, size_t);
+
+#ifndef _POSIX_
+void * _CRTAPI1 _alloca(size_t);
+void * _CRTAPI1 _expand(void *, size_t);
+size_t _CRTAPI1 _msize(void *);
+#endif  /* !_POSIX_ */
 
 #if !__STDC__
 /* Non-ANSI names for compatibility */
 #define alloca	   _alloca
 #endif	/* __STDC__*/
 
+#ifdef MIPS
+#pragma intrinsic(_alloca);
+#endif
+
 #ifdef __cplusplus
 }
 #endif