- int com_add ## cmd_prefix(int fd, int argc, const char **argv); \
- int com_rm ## cmd_prefix(int fd, int argc, const char **argv); \
- int com_cat ## cmd_prefix(int fd, int argc, const char **argv); \
- int com_ls ## cmd_prefix(int fd, int argc, const char **argv); \
- int com_mv ## cmd_prefix(int fd, int argc, const char **argv); \