mail/dovecot-coi: fix build with recent dovecot

PR:		263970

mail/dovecot-coi/files/patch-src_lib-coi_coi-contact.c

@@ -0,0 +1,35 @@
+--- src/lib-coi/coi-contact.c.orig	2019-12-04 09:11:06 UTC
++++ src/lib-coi/coi-contact.c
+@@ -500,7 +500,7 @@ static int lmtp_coi_mail_bodies_equal(struct mail *mai
+ 	if (mail_get_stream(mail1, &hdr_size, NULL, &input1) < 0) {
+ 		errstr = mailbox_get_last_error(mail1->box, &error);
+ 		if (error != MAIL_ERROR_EXPUNGED)
+-			e_error(mail1->event, "Contact merge failed: "
++			e_error(mail_event(mail1), "Contact merge failed: "
+ 				"Failed to read mail: %s", errstr);
+ 		return -1;
+ 	}
+@@ -509,7 +509,7 @@ static int lmtp_coi_mail_bodies_equal(struct mail *mai
+ 	if (mail_get_stream(mail2, &hdr_size, NULL, &input2) < 0) {
+ 		errstr = mailbox_get_last_error(mail2->box, &error);
+ 		if (error != MAIL_ERROR_EXPUNGED)
+-			e_error(mail2->event, "Contact merge failed: "
++			e_error(mail_event(mail2), "Contact merge failed: "
+ 				"Failed to read mail: %s", errstr);
+ 		return -1;
+ 	}
+@@ -534,12 +534,12 @@ static int lmtp_coi_mail_bodies_equal(struct mail *mai
+ 	i_assert(input1->eof && input2->eof);
+
+ 	if (input1->stream_errno != 0) {
+-		e_error(mail1->event, "Contact merge failed: "
++		e_error(mail_event(mail1), "Contact merge failed: "
+ 			"Failed to read mail: %s", i_stream_get_error(input1));
+ 		return -1;
+ 	}
+ 	if (input2->stream_errno != 0) {
+-		e_error(mail2->event, "Contact merge failed: "
++		e_error(mail_event(mail2), "Contact merge failed: "
+ 			"Failed to read mail: %s", i_stream_get_error(input2));
+ 		return -1;
+ 	}

mail/dovecot-coi/files/patch-src_webpush_test-webpush-message.c

@@ -0,0 +1,10 @@
+--- src/webpush/test-webpush-message.c.orig	2019-12-04 09:11:06 UTC
++++ src/webpush/test-webpush-message.c
+@@ -334,6 +334,6 @@ int main(void)
+ 		NULL
+ 	};
+
+-	env_put("TZ=UTC");
++	env_put("TZ", "UTC");
+ 	return test_run(test_functions);
+ }