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/* stdlib.h  <ndf@linux.mit.edu> */
#include <features.h>
#include <sys/types.h>
 
#ifndef __STDLIB_H
#define __STDLIB_H
 
/* Don't overwrite user definitions of NULL */
#ifndef NULL
#define NULL ((void *) 0)
#endif
 
/* For program termination */
#define EXIT_FAILURE 1
#define EXIT_SUCCESS 0
 
extern void * malloc __P ((size_t));
extern void * calloc __P ((size_t, size_t));
extern void free __P ((void *));
extern void * realloc __P ((void *, size_t));
 
#ifdef DEBUG_MALLOC
 
extern void * malloc_dbg __P ((size_t, char* func, char* file, int line));
extern void * calloc_dbg __P ((size_t, size_t, char* func, char* file, int line));
extern void free_dbg __P ((void *, char* func, char* file, int line));
extern void * realloc_dbg __P ((void *, size_t, char* func, char* file, int line));
 
#define malloc(x) malloc_dbg((x),__FUNCTION__,__FILE__,__LINE__)
#define calloc(x,y) calloc_dbg((x),(y),__FUNCTION__,__FILE__,__LINE__)
#define free(x) free_dbg((x),__FUNCTION__,__FILE__,__LINE__)
#define realloc(x) realloc((x),__FUNCTION__,__FILE__,__LINE__)
 
#endif
 
extern int rand __P ((void));
extern void srand __P ((unsigned int seed));
 
extern long strtol __P ((const char * nptr, char ** endptr, int base));
extern unsigned long strtoul __P ((const char * nptr,
				   char ** endptr, int base));
#ifndef __HAS_NO_FLOATS__
extern float strtod __P ((const char * nptr, char ** endptr));
#endif
 
extern char *getenv __P ((__const char *__name));
 
extern int putenv __P ((__const char *__string));
 
extern int setenv __P ((__const char *__name, __const char *__value,
                        int __replace));
 
extern int system __P ((__const char *__command));
 
extern int qsort __P ((char *base, int num, int size, int (*cmp)()));
 
extern char * gcvt __P ((float number, size_t ndigit, char * buf));
 
#define atof(x) strtod((x),(char**)0)
 
/* Returned by `div'.  */
typedef struct
  {
    int quot;			/* Quotient.  */
    int rem;			/* Remainder.  */
  } div_t;
 
/* Returned by `ldiv'.  */
typedef struct
  {
    long int quot;		/* Quotient.  */
    long int rem;		/* Remainder.  */
  } ldiv_t;
 
#endif /* __STDLIB_H */