47 files changed, 52 insertions, 52 deletions

diff --git a/coreutils/cat.c b/coreutils/cat.c
index 989147b39..0024eb8d5 100644
--- a/coreutils/cat.c
+++ b/coreutils/cat.c
@@ -40,7 +40,7 @@ int bb_cat(char **argv)
 }
 
 int cat_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int cat_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int cat_main(int argc UNUSED_PARAM, char **argv)
 {
         getopt32(argv, "u");
         argv += optind;
diff --git a/coreutils/catv.c b/coreutils/catv.c
index b87740ec9..ff3139c80 100644
--- a/coreutils/catv.c
+++ b/coreutils/catv.c
@@ -13,7 +13,7 @@
 #include "libbb.h"
 
 int catv_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int catv_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int catv_main(int argc UNUSED_PARAM, char **argv)
 {
         int retval = EXIT_SUCCESS;
         int fd;
diff --git a/coreutils/chmod.c b/coreutils/chmod.c
index 994308c89..40f681fb6 100644
--- a/coreutils/chmod.c
+++ b/coreutils/chmod.c
@@ -68,7 +68,7 @@ static int FAST_FUNC fileAction(const char *fileName, struct stat *statbuf, void
 }
 
 int chmod_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int chmod_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int chmod_main(int argc UNUSED_PARAM, char **argv)
 {
         int retval = EXIT_SUCCESS;
         char *arg, **argp;
diff --git a/coreutils/chown.c b/coreutils/chown.c
index c14c62db6..b3d974ae4 100644
--- a/coreutils/chown.c
+++ b/coreutils/chown.c
@@ -42,7 +42,7 @@ typedef int (*chown_fptr)(const char *, uid_t, gid_t);
 static struct bb_uidgid_t ugid = { -1, -1 };
 
 static int FAST_FUNC fileAction(const char *fileName, struct stat *statbuf,
-                void *cf, int depth ATTRIBUTE_UNUSED)
+                void *cf, int depth UNUSED_PARAM)
 {
         uid_t u = (ugid.uid == (uid_t)-1) ? statbuf->st_uid : ugid.uid;
         gid_t g = (ugid.gid == (gid_t)-1) ? statbuf->st_gid : ugid.gid;
@@ -61,7 +61,7 @@ static int FAST_FUNC fileAction(const char *fileName, struct stat *statbuf,
         return FALSE;
 }
 
-int chown_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int chown_main(int argc UNUSED_PARAM, char **argv)
 {
         int retval = EXIT_SUCCESS;
         int flags;
diff --git a/coreutils/cksum.c b/coreutils/cksum.c
index 074d06811..598718486 100644
--- a/coreutils/cksum.c
+++ b/coreutils/cksum.c
@@ -9,7 +9,7 @@
 #include "libbb.h"
 
 int cksum_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int cksum_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int cksum_main(int argc UNUSED_PARAM, char **argv)
 {
         uint32_t *crc32_table = crc32_filltable(NULL, 1);
         uint32_t crc;
diff --git a/coreutils/comm.c b/coreutils/comm.c
index 4dbc0d477..b62c98772 100644
--- a/coreutils/comm.c
+++ b/coreutils/comm.c
@@ -36,7 +36,7 @@ static void writeline(char *line, int class, int flags)
 }
 
 int comm_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int comm_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int comm_main(int argc UNUSED_PARAM, char **argv)
 {
 #define LINE_LEN 100
 #define BB_EOF_0 0x1
diff --git a/coreutils/cut.c b/coreutils/cut.c
index 1634fc8c8..179854988 100644
--- a/coreutils/cut.c
+++ b/coreutils/cut.c
@@ -162,7 +162,7 @@ static void cut_file(FILE *file, char delim)
 }
 
 int cut_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int cut_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int cut_main(int argc UNUSED_PARAM, char **argv)
 {
         char delim = '\t';      /* delimiter, default is tab */
         char *sopt, *ltok;
diff --git a/coreutils/date.c b/coreutils/date.c
index 5b0f60f1a..8469190cf 100644
--- a/coreutils/date.c
+++ b/coreutils/date.c
@@ -39,7 +39,7 @@ static void maybe_set_utc(int opt)
 }
 
 int date_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int date_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int date_main(int argc UNUSED_PARAM, char **argv)
 {
         struct tm tm_time;
         time_t tm;
diff --git a/coreutils/dd.c b/coreutils/dd.c
index 6b66366b6..8a40aa77f 100644
--- a/coreutils/dd.c
+++ b/coreutils/dd.c
@@ -41,7 +41,7 @@ struct globals {
 #define INIT_G() memset(&G, 0, sizeof(G))
 
 
-static void dd_output_status(int ATTRIBUTE_UNUSED cur_signal)
+static void dd_output_status(int UNUSED_PARAM cur_signal)
 {
         /* Deliberately using %u, not %d */
         fprintf(stderr, "%"OFF_FMT"u+%"OFF_FMT"u records in\n"
@@ -79,7 +79,7 @@ static bool write_and_stats(const void *buf, size_t len, size_t obs,
 #endif
 
 int dd_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int dd_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int dd_main(int argc UNUSED_PARAM, char **argv)
 {
         enum {
                 /* Must be in the same order as OP_conv_XXX! */
diff --git a/coreutils/du.c b/coreutils/du.c
index b469824ea..efc9bb9fa 100644
--- a/coreutils/du.c
+++ b/coreutils/du.c
@@ -141,7 +141,7 @@ static unsigned long du(const char *filename)
 }
 
 int du_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int du_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int du_main(int argc UNUSED_PARAM, char **argv)
 {
         unsigned long total;
         int slink_depth_save;
diff --git a/coreutils/echo.c b/coreutils/echo.c
index cc9b9e6f4..36cb6b3af 100644
--- a/coreutils/echo.c
+++ b/coreutils/echo.c
@@ -29,7 +29,7 @@
 
 /* NB: can be used by shell even if not enabled as applet */
 
-int echo_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int echo_main(int argc UNUSED_PARAM, char **argv)
 {
         const char *arg;
 #if !ENABLE_FEATURE_FANCY_ECHO
diff --git a/coreutils/env.c b/coreutils/env.c
index 8d8753e8b..66199e8d6 100644
--- a/coreutils/env.c
+++ b/coreutils/env.c
@@ -39,7 +39,7 @@ static const char env_longopts[] ALIGN1 =
 #endif
 
 int env_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int env_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int env_main(int argc UNUSED_PARAM, char **argv)
 {
         /* cleanenv was static - why? */
         char *cleanenv[1];
diff --git a/coreutils/expand.c b/coreutils/expand.c
index af2ef8675..ee51c032f 100644
--- a/coreutils/expand.c
+++ b/coreutils/expand.c
@@ -126,7 +126,7 @@ static void unexpand(FILE *file, unsigned int tab_size, unsigned opt)
 #endif
 
 int expand_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int expand_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int expand_main(int argc UNUSED_PARAM, char **argv)
 {
         /* Default 8 spaces for 1 tab */
         const char *opt_t = "8";
diff --git a/coreutils/false.c b/coreutils/false.c
index e3121363c..f448ebf72 100644
--- a/coreutils/false.c
+++ b/coreutils/false.c
@@ -15,7 +15,7 @@
 /* This is a NOFORK applet. Be very careful! */
 
 int false_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int false_main(int ATTRIBUTE_UNUSED argc, char ATTRIBUTE_UNUSED **argv)
+int false_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
 {
         return EXIT_FAILURE;
 }
diff --git a/coreutils/hostid.c b/coreutils/hostid.c
index 433eccc45..2794510a7 100644
--- a/coreutils/hostid.c
+++ b/coreutils/hostid.c
@@ -14,7 +14,7 @@
 /* This is a NOFORK applet. Be very careful! */
 
 int hostid_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int hostid_main(int argc, char ATTRIBUTE_UNUSED **argv)
+int hostid_main(int argc, char **argv UNUSED_PARAM)
 {
         if (argc > 1) {
                 bb_show_usage();
diff --git a/coreutils/id.c b/coreutils/id.c
index 9afb10088..0fadd98d3 100644
--- a/coreutils/id.c
+++ b/coreutils/id.c
@@ -37,7 +37,7 @@ static int printf_full(unsigned int id, const char *arg, const char prefix)
 }
 
 int id_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int id_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int id_main(int argc UNUSED_PARAM, char **argv)
 {
         struct passwd *p;
         uid_t uid;
diff --git a/coreutils/logname.c b/coreutils/logname.c
index 09fd3960d..3400c30d9 100644
--- a/coreutils/logname.c
+++ b/coreutils/logname.c
@@ -25,7 +25,7 @@
 /* This is a NOFORK applet. Be very careful! */
 
 int logname_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int logname_main(int argc, char ATTRIBUTE_UNUSED **argv)
+int logname_main(int argc, char **argv UNUSED_PARAM)
 {
         char buf[128];
 
diff --git a/coreutils/ls.c b/coreutils/ls.c
index 7fddefef5..a76ced1b9 100644
--- a/coreutils/ls.c
+++ b/coreutils/ls.c
@@ -825,7 +825,7 @@ static const char ls_color_opt[] ALIGN1 =
 
 
 int ls_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int ls_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int ls_main(int argc UNUSED_PARAM, char **argv)
 {
         struct dnode **dnd;
         struct dnode **dnf;
diff --git a/coreutils/md5_sha1_sum.c b/coreutils/md5_sha1_sum.c
index 8690f4017..a5681589b 100644
--- a/coreutils/md5_sha1_sum.c
+++ b/coreutils/md5_sha1_sum.c
@@ -75,7 +75,7 @@ static uint8_t *hash_file(const char *filename, hash_algo_t hash_algo)
 }
 
 int md5_sha1_sum_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int md5_sha1_sum_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int md5_sha1_sum_main(int argc UNUSED_PARAM, char **argv)
 {
         int return_value = EXIT_SUCCESS;
         uint8_t *hash_value;
diff --git a/coreutils/mkfifo.c b/coreutils/mkfifo.c
index d9261b96a..65494609c 100644
--- a/coreutils/mkfifo.c
+++ b/coreutils/mkfifo.c
@@ -14,7 +14,7 @@
 #include "libcoreutils/coreutils.h"
 
 int mkfifo_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int mkfifo_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int mkfifo_main(int argc UNUSED_PARAM, char **argv)
 {
         mode_t mode;
         int retval = EXIT_SUCCESS;
diff --git a/coreutils/od_bloaty.c b/coreutils/od_bloaty.c
index ce963db8a..a2eaf11d9 100644
--- a/coreutils/od_bloaty.c
+++ b/coreutils/od_bloaty.c
@@ -364,7 +364,7 @@ print_long_double(size_t n_bytes, const char *block, const char *fmt_string)
 
 static void
 print_named_ascii(size_t n_bytes, const char *block,
-                const char *unused_fmt_string ATTRIBUTE_UNUSED)
+                const char *unused_fmt_string UNUSED_PARAM)
 {
         /* Names for some non-printing characters.  */
         static const char charname[33][3] ALIGN1 = {
@@ -404,7 +404,7 @@ print_named_ascii(size_t n_bytes, const char *block,
 
 static void
 print_ascii(size_t n_bytes, const char *block,
-                const char *unused_fmt_string ATTRIBUTE_UNUSED)
+                const char *unused_fmt_string UNUSED_PARAM)
 {
         // buf[N] pos:  01234 56789
         char buf[12] = "   x\0 0xx\0";
@@ -814,7 +814,7 @@ skip(off_t n_skip)
 typedef void FN_format_address(off_t address, char c);
 
 static void
-format_address_none(off_t address ATTRIBUTE_UNUSED, char c ATTRIBUTE_UNUSED)
+format_address_none(off_t address UNUSED_PARAM, char c UNUSED_PARAM)
 {
 }
 
diff --git a/coreutils/printenv.c b/coreutils/printenv.c
index 2fc01f22f..6971f7258 100644
--- a/coreutils/printenv.c
+++ b/coreutils/printenv.c
@@ -11,7 +11,7 @@
 #include "libbb.h"
 
 int printenv_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int printenv_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int printenv_main(int argc UNUSED_PARAM, char **argv)
 {
         /* no variables specified, show whole env */
         if (!argv[1]) {
diff --git a/coreutils/printf.c b/coreutils/printf.c
index b7752369c..a14306f5a 100644
--- a/coreutils/printf.c
+++ b/coreutils/printf.c
@@ -279,7 +279,7 @@ static char **print_formatted(char *f, char **argv)
         return argv;
 }
 
-int printf_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int printf_main(int argc UNUSED_PARAM, char **argv)
 {
         char *format;
         char **argv2;
diff --git a/coreutils/pwd.c b/coreutils/pwd.c
index 9279dbee6..57953d246 100644
--- a/coreutils/pwd.c
+++ b/coreutils/pwd.c
@@ -12,7 +12,7 @@
 /* This is a NOFORK applet. Be very careful! */
 
 int pwd_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int pwd_main(int argc ATTRIBUTE_UNUSED, char **argv ATTRIBUTE_UNUSED)
+int pwd_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
 {
         char *buf;
 
diff --git a/coreutils/readlink.c b/coreutils/readlink.c
index 0c45e1234..721fd8597 100644
--- a/coreutils/readlink.c
+++ b/coreutils/readlink.c
@@ -10,7 +10,7 @@
 #include "libbb.h"
 
 int readlink_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int readlink_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int readlink_main(int argc UNUSED_PARAM, char **argv)
 {
         char *buf;
         char *fname;
diff --git a/coreutils/realpath.c b/coreutils/realpath.c
index 6766524a7..28906ba55 100644
--- a/coreutils/realpath.c
+++ b/coreutils/realpath.c
@@ -13,7 +13,7 @@
 #include "libbb.h"
 
 int realpath_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int realpath_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int realpath_main(int argc UNUSED_PARAM, char **argv)
 {
         int retval = EXIT_SUCCESS;
 
diff --git a/coreutils/rm.c b/coreutils/rm.c
index 1774ce296..975f2267b 100644
--- a/coreutils/rm.c
+++ b/coreutils/rm.c
@@ -20,7 +20,7 @@
 /* This is a NOFORK applet. Be very careful! */
 
 int rm_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int rm_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int rm_main(int argc UNUSED_PARAM, char **argv)
 {
         int status = 0;
         int flags = 0;
diff --git a/coreutils/rmdir.c b/coreutils/rmdir.c
index cb6046617..2450a43a3 100644
--- a/coreutils/rmdir.c
+++ b/coreutils/rmdir.c
@@ -19,7 +19,7 @@
 #define IGNORE_NON_EMPTY 0x02
 
 int rmdir_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int rmdir_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int rmdir_main(int argc UNUSED_PARAM, char **argv)
 {
         int status = EXIT_SUCCESS;
         int flags;
diff --git a/coreutils/sleep.c b/coreutils/sleep.c
index 78f9a8ebf..162d82006 100644
--- a/coreutils/sleep.c
+++ b/coreutils/sleep.c
@@ -34,7 +34,7 @@ static const struct suffix_mult sfx[] = {
 #endif
 
 int sleep_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int sleep_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int sleep_main(int argc UNUSED_PARAM, char **argv)
 {
         unsigned duration;
 
diff --git a/coreutils/sort.c b/coreutils/sort.c
index 1f531fb76..1fa552725 100644
--- a/coreutils/sort.c
+++ b/coreutils/sort.c
@@ -276,7 +276,7 @@ static unsigned str2u(char **str)
 #endif
 
 int sort_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int sort_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int sort_main(int argc UNUSED_PARAM, char **argv)
 {
         FILE *fp, *outfile = stdout;
         char *line, **lines = NULL;
diff --git a/coreutils/split.c b/coreutils/split.c
index 39f62e6dd..77cb66d53 100644
--- a/coreutils/split.c
+++ b/coreutils/split.c
@@ -56,7 +56,7 @@ enum { READ_BUFFER_SIZE = COMMON_BUFSIZE - 1 };
 #define SPLIT_OPT_a (1<<2)
 
 int split_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int split_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int split_main(int argc UNUSED_PARAM, char **argv)
 {
         unsigned suffix_len = 2;
         char *pfx;
diff --git a/coreutils/stty.c b/coreutils/stty.c
index c9f11a8da..3605e3c29 100644
--- a/coreutils/stty.c
+++ b/coreutils/stty.c
@@ -692,7 +692,7 @@ static void set_speed_or_die(enum speed_setting type, const char *const arg,
         }
 }
 
-static ATTRIBUTE_NORETURN void perror_on_device_and_die(const char *fmt)
+static NORETURN void perror_on_device_and_die(const char *fmt)
 {
         bb_perror_msg_and_die(fmt, G.device_name);
 }
@@ -851,7 +851,7 @@ static int recover_mode(const char *arg, struct termios *mode)
 }
 
 static void display_recoverable(const struct termios *mode,
-                                int ATTRIBUTE_UNUSED dummy)
+                                int UNUSED_PARAM dummy)
 {
         int i;
         printf("%lx:%lx:%lx:%lx",
diff --git a/coreutils/sum.c b/coreutils/sum.c
index e6cfbfd80..60f3b3007 100644
--- a/coreutils/sum.c
+++ b/coreutils/sum.c
@@ -71,7 +71,7 @@ static unsigned sum_file(const char *file, unsigned type)
 }
 
 int sum_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int sum_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int sum_main(int argc UNUSED_PARAM, char **argv)
 {
         unsigned n;
         unsigned type = SUM_BSD;
diff --git a/coreutils/sync.c b/coreutils/sync.c
index 5c9d0926f..f00a3d075 100644
--- a/coreutils/sync.c
+++ b/coreutils/sync.c
@@ -14,7 +14,7 @@
 /* This is a NOFORK applet. Be very careful! */
 
 int sync_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int sync_main(int argc, char **argv ATTRIBUTE_UNUSED)
+int sync_main(int argc, char **argv UNUSED_PARAM)
 {
         /* coreutils-6.9 compat */
         bb_warn_ignoring_args(argc - 1);
diff --git a/coreutils/tac.c b/coreutils/tac.c
index af70f3092..d70e23ad4 100644
--- a/coreutils/tac.c
+++ b/coreutils/tac.c
@@ -26,7 +26,7 @@ struct lstring {
 };
 
 int tac_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int tac_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int tac_main(int argc UNUSED_PARAM, char **argv)
 {
         char **name;
         FILE *f;
diff --git a/coreutils/test.c b/coreutils/test.c
index 270ca21a9..c7c530052 100644
--- a/coreutils/test.c
+++ b/coreutils/test.c
@@ -187,7 +187,7 @@ extern struct test_statics *const test_ptr_to_statics;
 
 static arith_t primary(enum token n);
 
-static void syntax(const char *op, const char *msg) ATTRIBUTE_NORETURN;
+static void syntax(const char *op, const char *msg) NORETURN;
 static void syntax(const char *op, const char *msg)
 {
         if (op && *op) {
diff --git a/coreutils/touch.c b/coreutils/touch.c
index 78ae4a5c3..92f20235c 100644
--- a/coreutils/touch.c
+++ b/coreutils/touch.c
@@ -38,7 +38,7 @@
  */
 
 int touch_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int touch_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int touch_main(int argc UNUSED_PARAM, char **argv)
 {
 #if ENABLE_DESKTOP
         struct utimbuf timebuf;
diff --git a/coreutils/tr.c b/coreutils/tr.c
index 8b2d30802..e439fcb5b 100644
--- a/coreutils/tr.c
+++ b/coreutils/tr.c
@@ -174,7 +174,7 @@ static int complement(char *buffer, int buffer_len)
 }
 
 int tr_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int tr_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int tr_main(int argc UNUSED_PARAM, char **argv)
 {
         int output_length = 0, input_length;
         int i;
diff --git a/coreutils/true.c b/coreutils/true.c
index 565e68b83..8a7e6ae9e 100644
--- a/coreutils/true.c
+++ b/coreutils/true.c
@@ -15,7 +15,7 @@
 /* This is a NOFORK applet. Be very careful! */
 
 int true_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int true_main(int argc ATTRIBUTE_UNUSED, char **argv ATTRIBUTE_UNUSED)
+int true_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
 {
         return EXIT_SUCCESS;
 }
diff --git a/coreutils/tty.c b/coreutils/tty.c
index 48e15117c..e83289440 100644
--- a/coreutils/tty.c
+++ b/coreutils/tty.c
@@ -13,7 +13,7 @@
 #include "libbb.h"
 
 int tty_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int tty_main(int argc, char **argv SKIP_INCLUDE_SUSv2(ATTRIBUTE_UNUSED))
+int tty_main(int argc, char **argv SKIP_INCLUDE_SUSv2(UNUSED_PARAM))
 {
         const char *s;
         USE_INCLUDE_SUSv2(int silent;)  /* Note: No longer relevant in SUSv3. */
diff --git a/coreutils/uname.c b/coreutils/uname.c
index 76fd3ca8d..e28285c44 100644
--- a/coreutils/uname.c
+++ b/coreutils/uname.c
@@ -49,7 +49,7 @@ static const unsigned short utsname_offset[] = {
 };
 
 int uname_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int uname_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int uname_main(int argc UNUSED_PARAM, char **argv)
 {
         uname_info_t uname_info;
 #if defined(__sparc__) && defined(__linux__)
diff --git a/coreutils/uniq.c b/coreutils/uniq.c
index 41f1fed7b..091862118 100644
--- a/coreutils/uniq.c
+++ b/coreutils/uniq.c
@@ -26,7 +26,7 @@ static FILE *xgetoptfile_uniq_s(char **argv, int read0write2)
 }
 
 int uniq_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int uniq_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int uniq_main(int argc UNUSED_PARAM, char **argv)
 {
         FILE *in, *out;
         const char *s0, *e0, *s1, *e1, *input_filename;
diff --git a/coreutils/usleep.c b/coreutils/usleep.c
index d34880d3a..e7acd5f82 100644
--- a/coreutils/usleep.c
+++ b/coreutils/usleep.c
@@ -14,7 +14,7 @@
 /* This is a NOFORK applet. Be very careful! */
 
 int usleep_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int usleep_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int usleep_main(int argc UNUSED_PARAM, char **argv)
 {
         if (!argv[1]) {
                 bb_show_usage();
diff --git a/coreutils/uudecode.c b/coreutils/uudecode.c
index 8b18b7a73..81a86cb15 100644
--- a/coreutils/uudecode.c
+++ b/coreutils/uudecode.c
@@ -136,7 +136,7 @@ static void read_base64(FILE *src_stream, FILE *dst_stream)
 }
 
 int uudecode_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int uudecode_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int uudecode_main(int argc UNUSED_PARAM, char **argv)
 {
         FILE *src_stream;
         char *outname = NULL;
diff --git a/coreutils/wc.c b/coreutils/wc.c
index de3c895bd..d0e5482ca 100644
--- a/coreutils/wc.c
+++ b/coreutils/wc.c
@@ -69,7 +69,7 @@ enum {
 };
 
 int wc_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int wc_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int wc_main(int argc UNUSED_PARAM, char **argv)
 {
         FILE *fp;
         const char *s, *arg;
diff --git a/coreutils/who.c b/coreutils/who.c
index a206ec54b..a4ec740f0 100644
--- a/coreutils/who.c
+++ b/coreutils/who.c
@@ -41,7 +41,7 @@ static void idle_string(char *str6, time_t t)
 }
 
 int who_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int who_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int who_main(int argc UNUSED_PARAM, char **argv)
 {
         char str6[6];
         struct utmp *ut;
diff --git a/coreutils/whoami.c b/coreutils/whoami.c
index d35572ece..6756d4ba9 100644
--- a/coreutils/whoami.c
+++ b/coreutils/whoami.c
@@ -14,7 +14,7 @@
 /* This is a NOFORK applet. Be very careful! */
 
 int whoami_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int whoami_main(int argc, char **argv ATTRIBUTE_UNUSED)
+int whoami_main(int argc, char **argv UNUSED_PARAM)
 {
         if (argc > 1)
                 bb_show_usage();