libs/unistd and other affected files: Hostname support no longer depends on CONFIG_NET since the host name is also useful in the non-network environment. CONFIG_NET_HOSTNAME changed to CONFIG_LIB_HOSTNAME.

include/sys/utsname.h

@@ -56,7 +56,7 @@
  *
  * FIELD       Default
  * sysname     NuttX
- * nodename    CONFIG_NET_HOSTNAME
+ * nodename    CONFIG_LIB_HOSTNAME
  * release     From version.h
  * version     From version.h
  * machine     CONFIG_ARCH

include/unistd.h

@@ -361,10 +361,8 @@ FAR char **getoptargp(void);  /* Optional argument following option */
 FAR int   *getoptindp(void);  /* Index into argv */
 FAR int   *getoptoptp(void);  /* Unrecognized option character */
 
-#ifdef CONFIG_NET
 int     gethostname(FAR char *name, size_t size);
 int     sethostname(FAR const char *name, size_t size);
-#endif
 
 /* Get configurable system variables */