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

EXTERNALLY_VISIBLE. 5% size reduction of libbusybox.so

1 files changed, 1 insertions, 1 deletions

diff --git a/util-linux/readprofile.c b/util-linux/readprofile.c
index 152137654..dbe7c7171 100644
--- a/util-linux/readprofile.c
+++ b/util-linux/readprofile.c
@@ -41,7 +41,7 @@
 static const char defaultmap[] ALIGN1 = "/boot/System.map";
 static const char defaultpro[] ALIGN1 = "/proc/profile";
 
-int readprofile_main(int argc, char **argv);
+int readprofile_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int readprofile_main(int argc, char **argv)
 {
         FILE *map;