diff --git a/include/libbb.h b/include/libbb.h
index 01cdb1bdc..67e7bf7b9 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -1998,11 +1998,11 @@ enum {
 	FOR_SHELL        = DO_HISTORY | TAB_COMPLETION | USERNAME_COMPLETION | LI_INTERRUPTIBLE,
 };
 line_input_t *new_line_input_t(int flags) FAST_FUNC;
-#if ENABLE_FEATURE_EDITING_SAVEHISTORY
+# if ENABLE_FEATURE_EDITING_SAVEHISTORY
 void free_line_input_t(line_input_t *n) FAST_FUNC;
-#else
-# define free_line_input_t(n) free(n)
-#endif
+# else
+#  define free_line_input_t(n) free(n)
+# endif
 /*
  * maxsize must be >= 2.
  * Returns:
@@ -2013,7 +2013,7 @@ void free_line_input_t(line_input_t *n) FAST_FUNC;
 int read_line_input(line_input_t *st, const char *prompt, char *command, int maxsize) FAST_FUNC;
 void show_history(const line_input_t *st) FAST_FUNC;
 # if ENABLE_FEATURE_EDITING_SAVE_ON_EXIT
-void save_history(line_input_t *st);
+void save_history(line_input_t *st) FAST_FUNC;
 # endif
 #else
 #define MAX_HISTORY 0
diff --git a/libbb/lineedit.c b/libbb/lineedit.c
index 543a3f11c..314fedf5c 100644
--- a/libbb/lineedit.c
+++ b/libbb/lineedit.c
@@ -1555,7 +1555,7 @@ static void load_history(line_input_t *st_parm)
 }
 
 #  if ENABLE_FEATURE_EDITING_SAVE_ON_EXIT
-void save_history(line_input_t *st)
+void FAST_FUNC save_history(line_input_t *st)
 {
 	FILE *fp;