Rewrite nc to be simpler, smaller, and to check syscalls for errors.
diff --git a/busybox.h b/busybox.h
index 41421ae..5ff3975 100644
--- a/busybox.h
+++ b/busybox.h
@@ -147,6 +147,7 @@
char *getChunk(int size);
char *chunkstrdup(const char *str);
void freeChunks(void);
+ssize_t safe_read(int fd, void *buf, size_t count);
int full_write(int fd, const char *buf, int len);
int full_read(int fd, char *buf, int len);
int recursive_action(const char *fileName, int recurse, int followLinks, int depthFirst,