help text tweaks

function                                             old     new   delta
packed_usage                                       33570   33502     -68

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

coreutils/sort.c

@@ -43,7 +43,7 @@
 
 //usage:#define sort_trivial_usage
 //usage:       "[-nru"
-//usage:	IF_FEATURE_SORT_BIG("gMcszbdfiokt] [-o FILE] [-k start[.offset][opts][,end[.offset][opts]] [-t CHAR")
+//usage:	IF_FEATURE_SORT_BIG("gMcszbdfiokt] [-o FILE] [-k START[.OFS][OPTS][,END[.OFS][OPTS]] [-t CHAR")
 //usage:       "] [FILE]..."
 //usage:#define sort_full_usage "\n\n"
 //usage:       "Sort lines of text\n"

coreutils/timeout.c

@@ -41,7 +41,7 @@
 //usage:#define timeout_trivial_usage
 //usage:       "[-s SIG] SECS PROG ARGS"
 //usage:#define timeout_full_usage "\n\n"
-//usage:       "Runs PROG. Sends SIG to it if it is not gone in SECS seconds.\n"
+//usage:       "Run PROG. Send SIG to it if it is not gone in SECS seconds.\n"
 //usage:       "Default SIG: TERM."
 
 #include "libbb.h"

coreutils/uniq.c

@@ -20,7 +20,7 @@
 /* http://www.opengroup.org/onlinepubs/007904975/utilities/uniq.html */
 
 //usage:#define uniq_trivial_usage
-//usage:       "[-cdu][-f,s,w N] [INPUT [OUTPUT]]"
+//usage:       "[-cdui] [-f,s,w N] [INPUT [OUTPUT]]"
 //usage:#define uniq_full_usage "\n\n"
 //usage:       "Discard duplicate lines\n"
 //usage:     "\n	-c	Prefix lines by the number of occurrences"