From 3edaa2019bb15a3c2622e8bf910276965a5e60cd Mon Sep 17 00:00:00 2001
From: Fabian Groffen <grobian@gentoo.org>
Date: Mon, 17 Jan 2011 22:00:35 +0100
Subject: [PATCH] make _IO macros available on Solaris

The _IO macro is defined in sys/ioccom.h on various platforms.  However,
on Solaris it isn't included by ioctl.h, so include it explicitly if
available.

Signed-off-by: Fabian Groffen <grobian@gentoo.org>
---
 configure.ac     | 1 +
 include/blkdev.h | 3 +++
 2 files changed, 4 insertions(+)

diff --git a/configure.ac b/configure.ac
index c38cca43..08c5d11c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -129,6 +129,7 @@ AC_CHECK_HEADERS(
 	sys/disk.h \
 	sys/disklabel.h \
 	sys/ioctl.h \
+	sys/ioccom.h \
 	sys/io.h \
 	sys/time.h \
 	sys/mkdev.h \
diff --git a/include/blkdev.h b/include/blkdev.h
index 86fffcff..b6c46edd 100644
--- a/include/blkdev.h
+++ b/include/blkdev.h
@@ -3,6 +3,9 @@
 
 #include <sys/types.h>
 #include <sys/ioctl.h>
+#ifdef HAVE_SYS_IOCCOM_H
+# include <sys/ioccom.h> /* for _IO macro on e.g. Solaris */
+#endif
 #include <fcntl.h>
 #include <unistd.h>
 
-- 
2.39.5