*: add -Wunused-parameter; fix resulting breakage

function                                             old     new   delta
procps_scan                                         1265    1298     +33
aliascmd                                             278     283      +5
parse_file_cmd                                       116     120      +4
dname_enc                                            373     377      +4
setcmd                                                90      93      +3
execcmd                                               57      60      +3
count_lines                                           72      74      +2
process_command_subs                                 340     339      -1
test_main                                            409     407      -2
mknod_main                                           179     177      -2
handle_incoming_and_exit                            2653    2651      -2
argstr                                              1312    1310      -2
shiftcmd                                             131     128      -3
exitcmd                                               46      43      -3
dotcmd                                               297     294      -3
breakcmd                                              86      83      -3
evalpipe                                             353     349      -4
evalcommand                                         1180    1176      -4
evalcmd                                              109     105      -4
send_tree                                            374     369      -5
mkfifo_main                                           82      77      -5
evalsubshell                                         152     147      -5
typecmd                                               75      69      -6
letcmd                                                61      55      -6
add_cmd                                             1190    1183      -7
main                                                 891     883      -8
ash_main                                            1415    1407      -8
parse_stream                                        1377    1367     -10
alloc_procps_scan                                     55       -     -55
------------------------------------------------------------------------------
(add/remove: 0/1 grow/shrink: 7/21 up/down: 54/-148)          Total: -94 bytes
   text    data     bss     dec     hex filename
 797195     658    7428  805281   c49a1 busybox_old
 797101     658    7428  805187   c4943 busybox_unstripped

1 files changed, 9 insertions, 9 deletions

diff --git a/procps/nmeter.c b/procps/nmeter.c
index 7ab2865c8..b6e754b7a 100644
--- a/procps/nmeter.c
+++ b/procps/nmeter.c
@@ -275,7 +275,7 @@ typedef struct a { \
 S_STAT(s_stat)
 S_STAT_END(s_stat)
 
-static void collect_literal(s_stat *s)
+static void collect_literal(s_stat *s ATTRIBUTE_UNUSED)
 {
 }
 
@@ -294,7 +294,7 @@ static s_stat* init_delay(const char *param)
         return NULL;
 }
 
-static s_stat* init_cr(const char *param)
+static s_stat* init_cr(const char *param ATTRIBUTE_UNUSED)
 {
         final_str = "\r";
         return (s_stat*)0;
@@ -436,7 +436,7 @@ static void collect_ctx(ctx_stat *s)
         scale(data[0] - old);
 }
 
-static s_stat* init_ctx(const char *param)
+static s_stat* init_ctx(const char *param ATTRIBUTE_UNUSED)
 {
         ctx_stat *s = xmalloc(sizeof(ctx_stat));
         s->collect = collect_ctx;
@@ -478,7 +478,7 @@ static void collect_blk(blk_stat *s)
         scale(data[1]*512);
 }
 
-static s_stat* init_blk(const char *param)
+static s_stat* init_blk(const char *param ATTRIBUTE_UNUSED)
 {
         blk_stat *s = xmalloc(sizeof(blk_stat));
         s->collect = collect_blk;
@@ -491,7 +491,7 @@ S_STAT(fork_stat)
         ullong old;
 S_STAT_END(fork_stat)
 
-static void collect_thread_nr(fork_stat *s)
+static void collect_thread_nr(fork_stat *s ATTRIBUTE_UNUSED)
 {
         ullong data[1];
 
@@ -660,7 +660,7 @@ static s_stat* init_mem(const char *param)
 S_STAT(swp_stat)
 S_STAT_END(swp_stat)
 
-static void collect_swp(swp_stat *s)
+static void collect_swp(swp_stat *s ATTRIBUTE_UNUSED)
 {
         ullong s_total[1];
         ullong s_free[1];
@@ -673,7 +673,7 @@ static void collect_swp(swp_stat *s)
         scale((s_total[0]-s_free[0]) << 10);
 }
 
-static s_stat* init_swp(const char *param)
+static s_stat* init_swp(const char *param ATTRIBUTE_UNUSED)
 {
         swp_stat *s = xmalloc(sizeof(swp_stat));
         s->collect = collect_swp;
@@ -684,7 +684,7 @@ static s_stat* init_swp(const char *param)
 S_STAT(fd_stat)
 S_STAT_END(fd_stat)
 
-static void collect_fd(fd_stat *s)
+static void collect_fd(fd_stat *s ATTRIBUTE_UNUSED)
 {
         ullong data[2];
 
@@ -696,7 +696,7 @@ static void collect_fd(fd_stat *s)
         scale(data[0] - data[1]);
 }
 
-static s_stat* init_fd(const char *param)
+static s_stat* init_fd(const char *param ATTRIBUTE_UNUSED)
 {
         fd_stat *s = xmalloc(sizeof(fd_stat));
         s->collect = collect_fd;