#define SEEK_SET 0
#define SEEK_CUR 1
-extern int EXFUN(abort,(void));
+#ifdef __STDC__
+extern void EXFUN(free,(PTR));
+#else /* not __STDC__ */
+extern int EXFUN(free,(PTR));
+#endif /* not __STDC__ */
+extern void EXFUN(abort,(void));
extern int EXFUN(close,(int));
extern int EXFUN(fcntl,(int des, int cmd, int e));
-extern int EXFUN(fprintf,(FILE *,char *,...));
+extern int EXFUN(fprintf,(FILE *,CONST char *,...));
extern int EXFUN(printf,(char *,...));
extern int EXFUN(qsort,(void *data,int els, int siz, int func()));
-extern int EXFUN(exit,(int));
+extern void EXFUN(exit,(int));
extern int EXFUN(fseek,(FILE*, int, int));
extern int EXFUN(fclose,(FILE*));
extern void EXFUN(bcopy,(char*,char*,int));
extern int sscanf();
extern int stat();
extern int strtol();
-void free();
-char *malloc();
-char *realloc();
+#ifndef DONTDECLARE_MALLOC
+extern PTR EXFUN(malloc,(unsigned));
+extern PTR EXFUN(realloc, (PTR, unsigned));
+#endif
+
extern char *strrchr();
extern char *ctime();
extern int _flsbuf();