#define FS_EXISTS		0x1
#define FS_EXECABLE		0x2
#define FS_DIRECTORY		0x10

#define savestring(x) (char *)strcpy(xmalloc(1 + strlen (x)), (x))

extern int file_status(const char *name);
extern int absolute_program(const char *string);
extern char *get_next_path_element(char const* path_list, int *path_index_pointer);
extern char *make_full_pathname(const char *path, const char *name, int name_len);
extern int uidget();