| 41 |
|
|
| 42 |
|
extern int errno; /* system error number */ |
| 43 |
|
|
| 44 |
+ |
/* memory operations */ |
| 45 |
+ |
#ifdef STRUCTASSIGN |
| 46 |
+ |
#define copystruct(d,s) (*(d) = *(s)) |
| 47 |
+ |
#else |
| 48 |
+ |
#define copystruct(d,s) bcopy((char *)(s),(char *)(d),sizeof(*(d))) |
| 49 |
+ |
#endif |
| 50 |
+ |
#ifndef BSD |
| 51 |
+ |
#define bcopy(s,d,n) (void)memcpy(d,s,n) |
| 52 |
+ |
#define bzero(d,n) (void)memset(d,0,n) |
| 53 |
+ |
#define bcmp(b1,b2,n) memcmp(b1,b2,n) |
| 54 |
+ |
extern char *memcpy(), *memset(); |
| 55 |
+ |
#endif |
| 56 |
+ |
|
| 57 |
|
extern char *sskip(); |
| 58 |
< |
extern char *getpath(); |
| 58 |
> |
extern char *getpath(), *getenv(); |
| 59 |
|
extern char *malloc(), *calloc(), *realloc(); |
| 60 |
|
extern char *bmalloc(), *savestr(), *savqstr(); |
