add -fvisibility=hidden to CC flags, mark XXX_main functions

EXTERNALLY_VISIBLE. 5% size reduction of libbusybox.so

3 files changed, 3 insertions, 3 deletions

diff --git a/findutils/find.c b/findutils/find.c
index b618814..9efe2db 100644
--- a/findutils/find.c
+++ b/findutils/find.c
@@ -794,7 +794,7 @@ static action*** parse_params(char **argv)
 }
 
 
-int find_main(int argc, char **argv);
+int find_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int find_main(int argc, char **argv)
 {
 	static const char options[] ALIGN1 =
diff --git a/findutils/grep.c b/findutils/grep.c
index 2d886a0..fc40be2 100644
--- a/findutils/grep.c
+++ b/findutils/grep.c
@@ -393,7 +393,7 @@ static int grep_dir(const char *dir)
 	return matched;
 }
 
-int grep_main(int argc, char **argv);
+int grep_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int grep_main(int argc, char **argv)
 {
 	FILE *file;
diff --git a/findutils/xargs.c b/findutils/xargs.c
index f7c7832..ee16ea6 100644
--- a/findutils/xargs.c
+++ b/findutils/xargs.c
@@ -373,7 +373,7 @@ enum {
 	USE_FEATURE_XARGS_SUPPORT_TERMOPT(     "x") \
 	USE_FEATURE_XARGS_SUPPORT_ZERO_TERM(   "0")
 
-int xargs_main(int argc, char **argv);
+int xargs_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int xargs_main(int argc, char **argv)
 {
 	char **args;