Rationalised use of #includes to be more standards-compliant.

lang/cem/cemcom/arith.c

@@ -11,6 +11,9 @@
 	semantics of C is a mess.
 */
 
+#include	<stdlib.h>
+#include	<stdio.h>
+#include	<string.h>
 #include	<alloc.h>
 #include	"lint.h"
 #include	"nofloat.h"

lang/cem/cemcom/code.c

@@ -5,6 +5,9 @@
 /* $Id$ */
 /*	C O D E - G E N E R A T I N G	R O U T I N E S		*/
 
+#include	<stdlib.h>
+#include	<stdio.h>
+#include	<string.h>
 #include	"lint.h"
 #include	"dbsymtab.h"
 #ifndef	LINT

lang/cem/cemcom/options.c

@@ -5,6 +5,9 @@
 /* $Id$ */
 /*	U S E R	  O P T I O N - H A N D L I N G		*/
 
+#include	<stdlib.h>
+#include	<stdio.h>
+#include	<string.h>
 #include	"lint.h"
 #include	"botch_free.h"
 #include	<alloc.h>

lang/cem/cemcom/replace.c

@@ -5,6 +5,9 @@
 /* $Id$ */
 /* PREPROCESSOR: MACRO-TEXT REPLACEMENT ROUTINES */
 
+#include	<stdlib.h>
+#include	<stdio.h>
+#include	<string.h>
 #include	"nopp.h"
 
 #ifndef NOPP

lang/cem/cemcom/stack.c

@@ -5,6 +5,9 @@
 /* $Id$ */
 /*	S T A C K / U N S T A C K  R O U T I N E S	*/
 
+#include	<stdlib.h>
+#include	<stdio.h>
+#include	<string.h>
 #include	"lint.h"
 #include	"nofloat.h"
 #include	<system.h>