1A backport of https://github.com/octo/liboping/pull/61
2--- a/src/oping.c
3+++ b/src/oping.c
4@@ -1125,7 +1125,7 @@ static int update_graph_prettyping (ping_context_t *ctx, /* {{{ */
5 wattron (ctx->window, COLOR_PAIR(color));
6
7 if (has_utf8())
8- mvwprintw (ctx->window, /* y = */ 3, /* x = */ x + 2, symbol);
9+ mvwprintw (ctx->window, /* y = */ 3, /* x = */ x + 2, "%s", symbol);
10 else
11 mvwaddch (ctx->window, /* y = */ 3, /* x = */ x + 2, symbolc);
12
13@@ -1222,7 +1222,7 @@ static int update_graph_histogram (ping_context_t *ctx) /* {{{ */
14 if (counters[x] == 0)
15 mvwaddch (ctx->window, /* y = */ 3, /* x = */ x + 2, ' ');
16 else if (has_utf8 ())
17- mvwprintw (ctx->window, /* y = */ 3, /* x = */ x + 2,
18+ mvwprintw (ctx->window, /* y = */ 3, /* x = */ x + 2, "%s",
19 hist_symbols_utf8[index]);
20 else
21 mvwaddch (ctx->window, /* y = */ 3, /* x = */ x + 2,