util.h in duckdb-0.9.1.2

- old
+ new
@@ -1,9 +1,9 @@
 #ifndef RUBY_DUCKDB_UTIL_H
 #define RUBY_DUCKDB_UTIL_H
 
-duckdb_date to_duckdb_date_from_value(VALUE year, VALUE month, VALUE day);
-duckdb_time to_duckdb_time_from_value(VALUE hour, VALUE min, VALUE sec, VALUE micros);
-duckdb_timestamp to_duckdb_timestamp_from_value(VALUE year, VALUE month, VALUE day, VALUE hour, VALUE min, VALUE sec, VALUE micros);
-void to_duckdb_interval_from_value(duckdb_interval* interval, VALUE months, VALUE days, VALUE micros);
+duckdb_date rbduckdb_to_duckdb_date_from_value(VALUE year, VALUE month, VALUE day);
+duckdb_time rbduckdb_to_duckdb_time_from_value(VALUE hour, VALUE min, VALUE sec, VALUE micros);
+duckdb_timestamp rbduckdb_to_duckdb_timestamp_from_value(VALUE year, VALUE month, VALUE day, VALUE hour, VALUE min, VALUE sec, VALUE micros);
+void rbduckdb_to_duckdb_interval_from_value(duckdb_interval* interval, VALUE months, VALUE days, VALUE micros);
 
 #endif