extern int ar_main(int argc, char **argv);
extern int basename_main(int argc, char **argv);
+extern int bogomips_main(int argc, char **argv);
extern int busybox_main(int argc, char** argv);
extern int cat_main(int argc, char** argv);
extern int chmod_chown_chgrp_main(int argc, char** argv);
extern int dumpkmap_main(int argc, char** argv);
extern int dutmp_main(int argc, char** argv);
extern int echo_main(int argc, char** argv);
+extern int expr_main(int argc, char** argv);
extern int false_main(int argc, char** argv);
extern int fbset_main(int argc, char** argv);
extern int fdisk_main(int argc, char** argv);
extern int find_main(int argc, char** argv);
extern int free_main(int argc, char** argv);
extern int freeramdisk_main(int argc, char** argv);
+extern int getopt_main(int argc, char** argv);
extern int grep_main(int argc, char** argv);
extern int gunzip_main (int argc, char** argv);
extern int gzip_main(int argc, char** argv);
extern int printf_main(int argc, char** argv);
extern int ps_main(int argc, char** argv);
extern int pwd_main(int argc, char** argv);
+extern int rdate_main(int argc, char** argv);
extern int reboot_main(int argc, char** argv);
extern int renice_main(int argc, char** argv);
extern int reset_main(int argc, char** argv);
extern int update_main(int argc, char** argv);
extern int usleep_main(int argc, char** argv);
extern int wc_main(int argc, char** argv);
+extern int wget_main(int argc, char** argv);
extern int which_main(int argc, char** argv);
extern int whoami_main(int argc, char** argv);
extern int yes_main(int argc, char** argv);
extern const char dumpkmap_usage[];
extern const char dutmp_usage[];
extern const char echo_usage[];
+extern const char expr_usage[];
extern const char false_usage[];
extern const char fdflush_usage[];
extern const char find_usage[];
extern const char printf_usage[];
extern const char ps_usage[];
extern const char pwd_usage[];
+extern const char rdate_usage[];
extern const char reboot_usage[];
extern const char renice_usage[];
extern const char reset_usage[];
extern const char uudecode_usage[];
extern const char uuencode_usage[];
extern const char wc_usage[];
+extern const char wget_usage[];
extern const char which_usage[];
extern const char whoami_usage[];
extern const char yes_usage[];
int copyFile(const char *srcName, const char *destName,
int setModes, int followLinks, int forceFlag);
+int copySubFile(int srcFd, int dstFd, size_t remaining);
char *buildName(const char *dirName, const char *fileName);
int makeString(int argc, const char **argv, char *buf, int bufLen);
char *getChunk(int size);