Monitor.c include signal.h directly

index 91f02a4..246bdc0 100644
@@ -31,7 +31,7 @@
 #include	"md_p.h"
 #include	"md_u.h"
 #include	<sys/wait.h>
-#include	<sys/signal.h>
+#include	<signal.h>
 #include	<values.h>
 #include	<syslog.h>
 

index 246bdc0..8bc3ecc 100644
@@ -32,7 +32,7 @@
 #include	"md_u.h"
 #include	<sys/wait.h>
 #include	<signal.h>
-#include	<values.h>
+#include	<limits.h>
 #include	<syslog.h>
 
 static void alert(char *event, char *dev, char *disc, char *mailaddr, char *mailfrom,

@@ -172,7 +172,7 @@ int Monitor(mddev_dev_t devlist,
 			st->utime = 0;
 			st->next = statelist;
 			st->err = 0;
-			st->devnum = MAXINT;
+			st->devnum = INT_MAX;
 			st->percent = -2;
 			st->expected_spares = mdlist->spare_disks;
 			if (mdlist->spare_group)

@@ -192,7 +192,7 @@ int Monitor(mddev_dev_t devlist,
 			st->utime = 0;
 			st->next = statelist;
 			st->err = 0;
-			st->devnum = MAXINT;
+			st->devnum = INT_MAX;
 			st->percent = -2;
 			st->expected_spares = -1;
 			st->spare_group = NULL;

@@ -256,7 +256,7 @@ int Monitor(mddev_dev_t devlist,
 				close(fd);
 				continue;
 			}
-			if (st->devnum == MAXINT) {
+			if (st->devnum == INT_MAX) {
 				struct stat stb;
 				if (fstat(fd, &stb) == 0 &&
 				    (S_IFMT&stb.st_mode)==S_IFBLK) {

@@ -269,7 +269,7 @@ int Monitor(mddev_dev_t devlist,
 
 			for (mse2 = mdstat ; mse2 ; mse2=mse2->next)
 				if (mse2->devnum == st->devnum) {
-					mse2->devnum = MAXINT; /* flag it as "used" */
+					mse2->devnum = INT_MAX; /* flag it as "used" */
 					mse = mse2;
 				}
 

@@ -402,7 +402,7 @@ int Monitor(mddev_dev_t devlist,
 		if (scan) {
 			struct mdstat_ent *mse;
 			for (mse=mdstat; mse; mse=mse->next) 
-				if (mse->devnum != MAXINT &&
+				if (mse->devnum != INT_MAX &&
 				    (strcmp(mse->level, "raid0")!=0 &&
 				     strcmp(mse->level, "linear")!=0)
 					) {

index 0b6951d..362d4d8 100644
@@ -58,7 +58,7 @@ void make_parts(char *dev, int cnt, int symlinks)
 	 * else that of dev
 	 */
 	struct stat stb;
-	int major, minor;
+	int major_num, minor_num;
 	int i;
 	int nlen = strlen(dev) + 20;
 	char *name = malloc(nlen);

@@ -69,21 +69,21 @@ void make_parts(char *dev, int cnt, int symlinks)
 		return;
 	if (!S_ISBLK(stb.st_mode))
 		return;
-	major = major(stb.st_rdev);
-	minor = minor(stb.st_rdev);
+	major_num = major(stb.st_rdev);
+	minor_num = minor(stb.st_rdev);
 	for (i=1; i <= cnt ; i++) {
 		struct stat stb2;
 		snprintf(name, nlen, "%s%s%d", dev, dig?"p":"", i);
 		if (stat(name, &stb2)==0) {
 			if (!S_ISBLK(stb2.st_mode))
 				continue;
-			if (stb2.st_rdev == makedev(major, minor+i))
+			if (stb2.st_rdev == makedev(major_num, minor_num+i))
 				continue;
 			unlink(name);
 		} else {
 			stb2 = stb;
 		}
-		if (mknod(name, S_IFBLK | 0600, makedev(major, minor+i)))
+		if (mknod(name, S_IFBLK | 0600, makedev(major_num, minor_num+i)))
 			perror("mknod");
 		if (chown(name, stb2.st_uid, stb2.st_gid))
 			perror("chown");

@@ -110,8 +110,8 @@ int open_mddev(char *dev, int autof)
 {
 	int mdfd;
 	struct stat stb;
-	int major = MD_MAJOR;
-	int minor = 0;
+	int major_num = MD_MAJOR;
+	int minor_num = 0;
 	int must_remove = 0;
 	struct mdstat_ent *mdlist;
 	int num;

@@ -138,7 +138,7 @@ int open_mddev(char *dev, int autof)
 		/* check major number is correct */
 		num = -1;
 		std = is_standard(dev, &num);
-		if (std>0) major = get_mdp_major();
+		if (std>0) major_num = get_mdp_major();
 		switch(autof) {
 		case 2: /* only create is_standard names */
 			if (!std && !stb.st_mode) {

@@ -165,11 +165,11 @@ int open_mddev(char *dev, int autof)
 		case 5: /* default to md if not standard */
 			break;
 		case 6: /* default to mdp if not standard */
-			if (std == 0) major = get_mdp_major();
+			if (std == 0) major_num = get_mdp_major();
 			break;
 		}
 		/* major is final. num is -1 if not standard */
-		if (stb.st_mode && major(stb.st_rdev) != major)
+		if (stb.st_mode && major(stb.st_rdev) != major_num)
 			must_remove = 1;
 		if (stb.st_mode && !must_remove) {
 			/* looks ok, see if it is available */

@@ -184,7 +184,7 @@ int open_mddev(char *dev, int autof)
 				close(mdfd);
 				return -1;
 			}
-			if (major != MD_MAJOR && parts > 0)
+			if (major_num != MD_MAJOR && parts > 0)
 				make_parts(dev, parts, ci->symlinks);
 			return mdfd;
 		}

@@ -203,7 +203,7 @@ int open_mddev(char *dev, int autof)
 			for (num = 127 ; num != 128 ; num = num ? num-1 : (1<<22)-1) {
 				struct mdstat_ent *me;
 				int devnum = num;
-				if (major != MD_MAJOR)
+				if (major_num != MD_MAJOR)
 					devnum = -1-num;
 
 				for (me=mdlist; me; me=me->next)

@@ -214,11 +214,11 @@ int open_mddev(char *dev, int autof)
 					 * make sure it is new to /dev too
 					 */
 					char *dn;
-					if (major != MD_MAJOR)
-						minor = num << MdpMinorShift;
+					if (major_num != MD_MAJOR)
+						minor_num = num << MdpMinorShift;
 					else
-						minor = num;
-					dn = map_dev(major,minor, 0);
+						minor_num = num;
+					dn = map_dev(major_num,minor_num, 0);
 					if (dn==NULL || is_standard(dn, NULL)) {
 						/* this number only used by a 'standard' name,
 						 * so it is safe to use

@@ -227,21 +227,21 @@ int open_mddev(char *dev, int autof)
 					}
 				}
 			}
-		} else if (major == MD_MAJOR)
-			minor = num;
+		} else if (major_num == MD_MAJOR)
+			minor_num = num;
 		else
-			minor = num << MdpMinorShift;
+			minor_num = num << MdpMinorShift;
 		/* major and minor have been chosen */
 
 		/* If it was a 'standard' name and it is in-use, then
 		 * the device could already be correct
 		 */
-		if (stb.st_mode && major(stb.st_rdev) == major &&
-		    minor(stb.st_rdev) == minor)
+		if (stb.st_mode && major(stb.st_rdev) == major_num &&
+		    minor(stb.st_rdev) == minor_num)
 			;
 		else {
-			if (major(makedev(major,minor)) != major ||
-			    minor(makedev(major,minor)) != minor) {
+			if (major(makedev(major_num,minor_num)) != major_num ||
+			    minor(makedev(major_num,minor_num)) != minor_num) {
 				fprintf(stderr, Name ": Need newer C library to use more than 4 partitionable md devices, sorry\n");
 				return -1;
 			}

@@ -256,7 +256,7 @@ int open_mddev(char *dev, int autof)
 						perror("chmod /dev/md");
 				}
 			}
-			if (mknod(dev, S_IFBLK|0600, makedev(major, minor))!= 0) {
+			if (mknod(dev, S_IFBLK|0600, makedev(major_num, minor_num))!= 0) {
 				fprintf(stderr, Name ": failed to create %s\n", dev);
 				return -1;
 			}

@@ -275,7 +275,7 @@ int open_mddev(char *dev, int autof)
 			add_dev(dev, &stb, 0, NULL);
 			if (ci->symlinks && strncmp(dev, "/dev/md/", 8) == 0)
 				make_dev_symlink(dev);
-			if (major != MD_MAJOR)
+			if (major_num != MD_MAJOR)
 				make_parts(dev,parts, ci->symlinks);
 		}
 	}

@@ -299,7 +299,7 @@ int open_mddev_devnum(char *devname, int devnum, char *name, char *chosen_name)
 	 * possibly constructing a name with 'name', but in any case, copying
 	 * the name into 'chosen_name'
 	 */
-	int major, minor;
+	int major_num, minor_num;
 	struct stat stb;
 
 	if (devname)

@@ -318,22 +318,22 @@ int open_mddev_devnum(char *devname, int devnum, char *name, char *chosen_name)
 			sprintf(chosen_name, "/dev/md/d%d", -1-devnum);
 	}
 	if (devnum >= 0) {
-		major = MD_MAJOR;
-		minor = devnum;
+		major_num = MD_MAJOR;
+		minor_num = devnum;
 	} else {
-		major = get_mdp_major();
-		minor = (-1-devnum) << 6;
+		major_num = get_mdp_major();
+		minor_num = (-1-devnum) << 6;
 	}
 	if (stat(chosen_name, &stb) == 0) {
 		/* It already exists.  Check it is right. */
 		if ( ! S_ISBLK(stb.st_mode) ||
-		     stb.st_rdev != makedev(major, minor)) {
+		     stb.st_rdev != makedev(major_num, minor_num)) {
 			errno = EEXIST;
 			return -1;
 		}
 	} else {
 		if (mknod(chosen_name, S_IFBLK | 0600,
-			  makedev(major, minor)) != 0) {
+			  makedev(major_num, minor_num)) != 0) {
 			return -1;
 		}
 		/* FIXME chown/chmod ?? */