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-rw-r--r--gtk/dialogs/gtk_options.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/gtk/dialogs/gtk_options.c b/gtk/dialogs/gtk_options.c
index d3ce5669d..b205d2d87 100644
--- a/gtk/dialogs/gtk_options.c
+++ b/gtk/dialogs/gtk_options.c
@@ -20,6 +20,7 @@
#include <stdlib.h>
#include <string.h>
#include <errno.h>
+#include <math.h>
#include <gtk/gtk.h>
#include <glade/glade.h>
#include "utils/log.h"