Add readprofile applet support.

diff --git a/include/applets.h b/include/applets.h
index 4ef5ed7..6aa67f5 100644
--- a/include/applets.h
+++ b/include/applets.h
@@ -485,6 +485,9 @@
 #ifdef CONFIG_READLINK
 	APPLET(readlink, readlink_main, _BB_DIR_USR_BIN, _BB_SUID_NEVER)
 #endif
+#ifdef CONFIG_READPROFILE
+	APPLET(readprofile, readprofile_main, _BB_DIR_USR_SBIN, _BB_SUID_NEVER)
+#endif
 #ifdef CONFIG_REALPATH
 	APPLET(realpath, realpath_main, _BB_DIR_USR_BIN, _BB_SUID_NEVER)
 #endif