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Diffstat (limited to 'src/settings/plugins/ifupdown/parser.c')
-rw-r--r--src/settings/plugins/ifupdown/parser.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/settings/plugins/ifupdown/parser.c b/src/settings/plugins/ifupdown/parser.c
index 88fb57b6..7016b35f 100644
--- a/src/settings/plugins/ifupdown/parser.c
+++ b/src/settings/plugins/ifupdown/parser.c
@@ -37,6 +37,7 @@
 #include <nm-setting-8021x.h>
 #include <nm-system-config-interface.h>
 #include <nm-utils.h>
+#include <ctype.h>
 
 #include "parser.h"
 #include "plugin.h"