min version check updated to 1.9.0 (#802)

kafka/00version.go

@@ -29,19 +29,19 @@ import (
 //defines and strings in sync.
 //
 
-#define MIN_RD_KAFKA_VERSION 0x01060000
+#define MIN_RD_KAFKA_VERSION 0x01090000
 
 #ifdef __APPLE__
-#define MIN_VER_ERRSTR "confluent-kafka-go requires librdkafka v1.6.0 or later. Install the latest version of librdkafka from Homebrew by running `brew install librdkafka` or `brew upgrade librdkafka`"
+#define MIN_VER_ERRSTR "confluent-kafka-go requires librdkafka v1.9.0 or later. Install the latest version of librdkafka from Homebrew by running `brew install librdkafka` or `brew upgrade librdkafka`"
 #else
-#define MIN_VER_ERRSTR "confluent-kafka-go requires librdkafka v1.6.0 or later. Install the latest version of librdkafka from the Confluent repositories, see http://docs.confluent.io/current/installation.html"
+#define MIN_VER_ERRSTR "confluent-kafka-go requires librdkafka v1.9.0 or later. Install the latest version of librdkafka from the Confluent repositories, see http://docs.confluent.io/current/installation.html"
 #endif
 
 #if RD_KAFKA_VERSION < MIN_RD_KAFKA_VERSION
 #ifdef __APPLE__
-#error "confluent-kafka-go requires librdkafka v1.6.0 or later. Install the latest version of librdkafka from Homebrew by running `brew install librdkafka` or `brew upgrade librdkafka`"
+#error "confluent-kafka-go requires librdkafka v1.9.0 or later. Install the latest version of librdkafka from Homebrew by running `brew install librdkafka` or `brew upgrade librdkafka`"
 #else
-#error "confluent-kafka-go requires librdkafka v1.6.0 or later. Install the latest version of librdkafka from the Confluent repositories, see http://docs.confluent.io/current/installation.html"
+#error "confluent-kafka-go requires librdkafka v1.9.0 or later. Install the latest version of librdkafka from the Confluent repositories, see http://docs.confluent.io/current/installation.html"
 #endif
 #endif
 */