ipcalc applet by Stephan Linz and Jordan Crouse
diff --git a/include/usage.h b/include/usage.h
index c140a88..b741360 100644
--- a/include/usage.h
+++ b/include/usage.h
@@ -982,6 +982,36 @@
#define ip_full_usage \
"not written yet"
+#ifndef CONFIG_FEATURE_IPCALC_FANCY
+#define ipcalc_trivial_usage \
+ "[--broadcast] [--netmask] [--network] ipaddr <netmask>"
+
+#define ipcalc_full_usage \
+ "Calculate IP network settings from a IP address\n\n" \
+ "Options:\n" \
+ "\t-b\t--broadcast\tDisplay calculated broadcast address.\n" \
+ "\t-n\t--netmask\tDisplay default netmask for IP.\n" \
+ "\t-w\t--network\tDisplay calculated network address."
+#else
+#define ipcalc_trivial_usage \
+ "[OPTION]... ipaddr <netmask>"
+
+#define ipcalc_full_usage \
+ "Calculate IP network settings from a IP address\n\n" \
+ "Options:\n" \
+ "\t-b\t--broadcast\tDisplay calculated broadcast address.\n" \
+ "\t-n\t--netmask\tDisplay default netmask for IP.\n" \
+ "\t-w\t--network\tDisplay calculated network address.\n" \
+ "\t-h\t--hostname\tDisplay first resolved host name.\n" \
+ "\t-s\t--silent\tDon't ever display error messages."
+#endif
+
+#define ipcalc_notes_usage \
+ "ipcalc provides a simple way to calculate IP information for\n" \
+ "a host. The various options specify what information ipcalc\n" \
+ "should display on standard out. Multiple options may be\n" \
+ "specified.\n"
+
#define kill_trivial_usage \
"[-signal] process-id [process-id ...]"
#define kill_full_usage \