/* system calls */ extern unsigned alarm(); extern void nap(), pause(); extern char *sbrk(); extern void exit(), _exit(); extern long lseek(); extern void nice(); extern void profil(); extern long settod(); extern void sync(); extern long time(); /* libc et al */ extern long lcm(); extern double atof(), strtod(); extern long atol(); extern char *crypt(); extern char *ctime(); extern char *ecvt(), *fcvt(), *gcvt(); extern char *galloc(); extern char *getenv(); extern char *getlogin(); extern char *getpass(); extern char *getwd(), *getcwd(); extern char *malloc(), *realloc(), *calloc(); extern char *memcpy(), *memchr(), *memccpy(), *memset(); extern char *mktemp(); extern double frand(); extern char *strcpy(), *strncpy(), *strcat(), *strncat(), *strchr(), *strrchr(); extern char *strpbrk(), *strtok(), *strdup(); extern char *tgetstr(), tgoto(); extern char *ttyname(), *cttyname(); extern char *getline(); #define NONEXIT 33