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-rw-r--r--subopt-helper.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/subopt-helper.h b/subopt-helper.h
index 37ea6d6790..29e7461b9c 100644
--- a/subopt-helper.h
+++ b/subopt-helper.h
@@ -13,6 +13,7 @@
#define OPT_ARG_INT 1
#define OPT_ARG_STR 2
#define OPT_ARG_MSTRZ 3 ///< A malloced, zero terminated string, use free()!
+#define OPT_ARG_FLOAT 4
typedef int (*opt_test_f)(void *);