#include <stdbool.h>
#include <stddef.h>
+#include <data/variable.h>
#include <libpspp/str.h>
/* Format type categories. */
bool fmt_check (const struct fmt_spec *, bool for_input);
bool fmt_check_input (const struct fmt_spec *);
bool fmt_check_output (const struct fmt_spec *);
-bool fmt_check_type_compat (const struct fmt_spec *, int var_type);
+bool fmt_check_type_compat (const struct fmt_spec *, enum var_type);
bool fmt_check_width_compat (const struct fmt_spec *, int var_width);
/* Working with formats. */