Don't #include blkpg.h

Just include the content directly.  It is safer.

ChangeLog

@@ -1,3 +1,7 @@
+Changes Prior to this release
+    -   Don't #include linux/blkpg.h as that isn't safe.  Just
+	include the content literally.
+
 Changes Prior to 2.5.4 release
     -   When creating devices in /dev/md/ create matching symlinks
 	from /dev.  e.g. /dev/md0 -> /dev/md/0.

util.c

@@ -31,7 +31,39 @@
 #include	"md_p.h"
 #include	<sys/utsname.h>
 #include	<ctype.h>
-#include	<linux/blkpg.h>
+
+/*
+ * following taken from linux/blkpg.h because they aren't
+ * anywhere else and it isn't safe to #include linux/ * stuff.
+ */
+
+#define BLKPG      _IO(0x12,105)
+
+/* The argument structure */
+struct blkpg_ioctl_arg {
+        int op;
+        int flags;
+        int datalen;
+        void *data;
+};
+
+/* The subfunctions (for the op field) */
+#define BLKPG_ADD_PARTITION	1
+#define BLKPG_DEL_PARTITION	2
+
+/* Sizes of name fields. Unused at present. */
+#define BLKPG_DEVNAMELTH	64
+#define BLKPG_VOLNAMELTH	64
+
+/* The data structure for ADD_PARTITION and DEL_PARTITION */
+struct blkpg_partition {
+	long long start;		/* starting offset in bytes */
+	long long length;		/* length in bytes */
+	int pno;			/* partition number */
+	char devname[BLKPG_DEVNAMELTH];	/* partition name, like sda5 or c0d1p2,
+					   to be used in kernel messages */
+	char volname[BLKPG_VOLNAMELTH];	/* volume label */
+};
 
 /*
  * Parse a 128 bit uuid in 4 integers