+//config:config PSCAN
+//config: bool "pscan"
+//config: default y
+//config: help
+//config: Simple network port scanner.
+
+//applet:IF_PSCAN(APPLET(pscan, BB_DIR_USR_BIN, BB_SUID_DROP))
+
+//kbuild:lib-$(CONFIG_PSCAN) += pscan.o
+
+//usage:#define pscan_trivial_usage
+//usage: "[-cb] [-p MIN_PORT] [-P MAX_PORT] [-t TIMEOUT] [-T MIN_RTT] HOST"
+//usage:#define pscan_full_usage "\n\n"
+//usage: "Scan a host, print all open ports\n"
+//usage: "\n -c Show closed ports too"
+//usage: "\n -b Show blocked ports too"
+//usage: "\n -p Scan from this port (default 1)"
+//usage: "\n -P Scan up to this port (default 1024)"
+//usage: "\n -t Timeout (default 5000 ms)"
+//usage: "\n -T Minimum rtt (default 5 ms, increase for congested hosts)"