inotifyd: exit if x event happened for all files

 fix FIONREAD parameter type
 fix default mask code
 shrink help text

function                                             old     new   delta
inotifyd_main                                        497     506      +9
packed_usage                                       25446   25431     -15
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/1 up/down: 9/-15)              Total: -6 bytes

1 files changed, 7 insertions, 9 deletions

diff --git a/include/usage.h b/include/usage.h
index 9c0c9d761..5223e9e18 100644
--- a/include/usage.h
+++ b/include/usage.h
@@ -1838,16 +1838,11 @@
 "       ::shutdown:/sbin/swapoff -a\n"
 
 #define inotifyd_trivial_usage \
-        "/user/space/agent dir/or/file/being/watched[:mask] ..."
+        "PROG FILE1[:MASK] ..."
 #define inotifyd_full_usage "\n\n" \
-       "Run userspace agent on filesystem changes." \
-     "\nWhen a filesystem event matching the mask occurs" \
-     "\non specified file /user/space/agent is run" \
-     "\nwith the parameters:" \
-     "\n1. actual event(s)" \
-     "\n2. file name" \
-     "\n3. name of subfile (if any)" \
-     "\ninotifyd waits for agent to exit." \
+       "Run PROG on filesystem changes." \
+     "\nWhen a filesystem event matching MASK occurs on FILEn," \
+     "\nPROG <actual_event(s)> <FILEn> [<subfile_name>] is run." \
      "\nEvents:" \
      "\n        a       File is accessed" \
      "\n        c       File is modified" \
@@ -1865,6 +1860,9 @@
      "\n        y       Subfile is moved out of dir" \
      "\n        n       Subfile is created" \
      "\n        d       Subfile is deleted" \
+     "\n" \
+     "\ninotifyd waits for PROG to exit." \
+     "\nWhen x event happens for all FILEs, inotifyd exits" \
 
 #define insmod_trivial_usage \
         USE_FEATURE_2_4_MODULES("[OPTION]... ") "MODULE [symbol=value]..."