diff --git a/libselinux/include/selinux/label.h b/libselinux/include/selinux/label.h
index 1a54307..f6eeb21 100644
--- a/libselinux/include/selinux/label.h
+++ b/libselinux/include/selinux/label.h
@@ -46,8 +46,10 @@ struct selabel_handle;
 #define SELABEL_OPT_PATH	3
 /* select a subset of the search space as an optimization (file backend) */
 #define SELABEL_OPT_SUBSET	4
+/* like subset, but an array of subsets */
+#define SELABEL_OPT_PREFIXES	5
 /* total number of options */
-#define SELABEL_NOPT		5
+#define SELABEL_NOPT		6
 
 /*
  * Label operations
diff --git a/libselinux/include/selinux/selinux.h b/libselinux/include/selinux/selinux.h
index 6f483c9..9756ac9 100644
--- a/libselinux/include/selinux/selinux.h
+++ b/libselinux/include/selinux/selinux.h
@@ -139,7 +139,10 @@ struct av_decision {
 /* Structure for passing options, used by AVC and label subsystems */
 struct selinux_opt {
 	int type;
-	const char *value;
+	union {
+		const char *value;
+		const char **values;
+	};
 };
 
 /* Callback facilities */
@@ -420,6 +423,11 @@ extern int matchpathcon_init(const char *path);
    regexes that have stems that are prefixes of 'prefix'. */
 extern int matchpathcon_init_prefix(const char *path, const char *prefix);
 
+/* Same as matchpathcon_init, but only load entries with
+ * regexes that have stems that are prefixes of the 'prefixes'
+ * array of entries.  The last entry must be NULL. */
+extern int matchpathcon_init_prefixes(const char *patch, const char **prefixes);
+
 /* Free the memory allocated by matchpathcon_init. */
 extern void matchpathcon_fini(void);
 
@@ -488,6 +496,7 @@ extern const char *selinux_policy_root(void);
 
 /* These functions return the paths to specific files under the 
    policy root directory. */
+extern const char *selinux_current_policy_path(void);
 extern const char *selinux_binary_policy_path(void);
 extern const char *selinux_failsafe_context_path(void);
 extern const char *selinux_removable_context_path(void);
@@ -502,10 +511,12 @@ extern const char *selinux_homedir_context_path(void);
 extern const char *selinux_media_context_path(void);
 extern const char *selinux_virtual_domain_context_path(void);
 extern const char *selinux_virtual_image_context_path(void);
+extern const char *selinux_lxc_contexts_path(void);
 extern const char *selinux_x_context_path(void);
 extern const char *selinux_sepgsql_context_path(void);
 extern const char *selinux_contexts_path(void);
 extern const char *selinux_securetty_types_path(void);
+extern const char *selinux_booleans_subs_path(void);
 extern const char *selinux_booleans_path(void);
 extern const char *selinux_customizable_types_path(void);
 extern const char *selinux_users_path(void);
diff --git a/libselinux/man/man3/matchpathcon.3 b/libselinux/man/man3/matchpathcon.3
index cdbb252..b6814ed 100644
--- a/libselinux/man/man3/matchpathcon.3
+++ b/libselinux/man/man3/matchpathcon.3
@@ -8,7 +8,9 @@ matchpathcon, matchpathcon_index \- get the default SELinux security context for
 
 .BI "int matchpathcon_init(const char *" path ");"
 
-.BI "int matchpathcon_init_prefix(const char *" path ", const char *" subset ");"
+.BI "int matchpathcon_init_prefix(const char *" path ", const char *" prefix ");"
+
+.BI "int matchpathcon_init_prefixes(const char *" path ", const char **" prefixes ");"
 
 .BI "int matchpathcon_fini(void);"
 .sp
@@ -50,6 +52,14 @@ by
 .I prefix.
 
 .sp
+.B matchpathcon_init_prefixes
+is the same as
+.B matchpathcon_init_prefix
+but takes an array of
+.I prefixes
+instead of a single prefix.  The last entry in the array must be NULL.
+
+.sp
 .B matchpathcon_fini
 frees the memory allocated by a prior call to
 .B matchpathcon_init.
diff --git a/libselinux/man/man3/selabel_open.3 b/libselinux/man/man3/selabel_open.3
index 8674e37..fc5b120 100644
--- a/libselinux/man/man3/selabel_open.3
+++ b/libselinux/man/man3/selabel_open.3
@@ -37,8 +37,11 @@ structures of length
 .ta 4n 16n 24n
 .nf
 struct selinux_opt {
-	int	type;
-	const char	*value;
+	int type;
+	union {
+		const char *value;
+		const char **values;
+	};
 };
 .fi
 .ta
@@ -66,6 +69,13 @@ A non-null value for this option enables context validation.  By default,
 is used; a custom validation function can be provided via
 .BR selinux_set_callback (3).
 Note that an invalid context may not be treated as an error unless it is actually encountered during a lookup operation.
+.TP
+.B SELABEL_OPT_SUBSET
+A ":" separates string of path prefixes that tell the system to only loads entries with regular expressions that could match this strings. For example "/dev:/var/run:/tmp".  This option can cause the system to use less memory and work faster, but you should only use paths that begin with a prefix.
+.TP
+.B SELABEL_OPT_PATH
+A string representing an alternate path the the regular expressions.
+.sp
 
 .SH "BACKENDS"
 
@@ -99,4 +109,3 @@ Eamon Walsh <ewalsh@tycho.nsa.gov>
 .BR selabel_stats (3),
 .BR selinux_set_callback (3),
 .BR selinux (8)
-
diff --git a/libselinux/man/man3/selinux_binary_policy_path.3 b/libselinux/man/man3/selinux_binary_policy_path.3
index 8ead1a4..c68ace5 100644
--- a/libselinux/man/man3/selinux_binary_policy_path.3
+++ b/libselinux/man/man3/selinux_binary_policy_path.3
@@ -17,6 +17,8 @@ extern const char *selinux_policy_root(void);
 
 extern const char *selinux_binary_policy_path(void);
 
+extern const char *selinux_current_policy_path(void);
+
 extern const char *selinux_failsafe_context_path(void);
 
 extern const char *selinux_removable_context_path(void);
@@ -52,7 +54,9 @@ selinux_path() - top-level SELinux configuration directory
 .sp
 selinux_policy_root() - top-level policy directory 
 .sp
-selinux_binary_policy_path() - binary policy file loaded into kernel
+selinux_current_policy_path() - binary policy file loaded into kernel
+.sp
+selinux_binary_policy_path() - binary policy path on disk
 .sp
 selinux_default_type_path - context file mapping roles to default types.
 .sp
diff --git a/libselinux/src/Makefile b/libselinux/src/Makefile
index d84033e..1c2270c 100644
--- a/libselinux/src/Makefile
+++ b/libselinux/src/Makefile
@@ -55,7 +55,7 @@ MAX_STACK_SIZE=32768
 
 OBJS= $(patsubst %.c,%.o,$(SRCS))
 LOBJS= $(patsubst %.c,%.lo,$(SRCS))
-CFLAGS ?= -Wall -W -Wundef -Wformat-y2k -Wformat-security -Winit-self -Wmissing-include-dirs \
+CFLAGS ?= -O -Wall -W -Wundef -Wformat-y2k -Wformat-security -Winit-self -Wmissing-include-dirs \
           -Wunused -Wunknown-pragmas -Wstrict-aliasing -Wshadow -Wpointer-arith \
           -Wbad-function-cast -Wcast-align -Wwrite-strings -Wlogical-op -Waggregate-return \
           -Wstrict-prototypes -Wold-style-definition -Wmissing-prototypes \
diff --git a/libselinux/src/audit2why.c b/libselinux/src/audit2why.c
index 1bf3599..f621de7 100644
--- a/libselinux/src/audit2why.c
+++ b/libselinux/src/audit2why.c
@@ -214,19 +214,12 @@ static int __policy_init(const char *init_path)
 			PyErr_SetString( PyExc_ValueError, errormsg);
 			return 1;
 		}
-		snprintf(path, PATH_MAX, "%s.%d",
-			 selinux_binary_policy_path(), vers);
-		fp = fopen(path, "r");
-		while (!fp && errno == ENOENT && --vers) {
-			snprintf(path, PATH_MAX, "%s.%d",
-				 selinux_binary_policy_path(), vers);
-			fp = fopen(path, "r");
-		}
+		fp = fopen(selinux_current_policy_path(), "r");
 		if (!fp) {
 			snprintf(errormsg, sizeof(errormsg), 
-				 "unable to open %s.%d:  %s\n",
-				 selinux_binary_policy_path(),
-				 security_policyvers(), strerror(errno));
+				 "unable to open %s:  %s\n",
+				 selinux_current_policy_path(),
+				 strerror(errno));
 			PyErr_SetString( PyExc_ValueError, errormsg);
 			return 1;
 		}
diff --git a/libselinux/src/avc.c b/libselinux/src/avc.c
index 802a07f..6ff83a7 100644
--- a/libselinux/src/avc.c
+++ b/libselinux/src/avc.c
@@ -827,6 +827,7 @@ int avc_has_perm(security_id_t ssid, security_id_t tsid,
 	errsave = errno;
 	avc_audit(ssid, tsid, tclass, requested, &avd, rc, auditdata);
 	errno = errsave;
+	if (!avc_enforcing) return 0;
 	return rc;
 }
 
diff --git a/libselinux/src/avc_internal.c b/libselinux/src/avc_internal.c
index be4c0a3..a07aa7f 100644
--- a/libselinux/src/avc_internal.c
+++ b/libselinux/src/avc_internal.c
@@ -101,7 +101,9 @@ static int avc_netlink_receive(char *buf, unsigned buflen, int blocking)
 	socklen_t nladdrlen = sizeof nladdr;
 	struct nlmsghdr *nlh = (struct nlmsghdr *)buf;
 
-	rc = poll(&pfd, 1, (blocking ? -1 : 0));
+	do {
+		rc = poll(&pfd, 1, (blocking ? -1 : 0));
+	} while (rc < 0 && errno == EINTR);
 
 	if (rc == 0 && !blocking) {
 		errno = EWOULDBLOCK;
diff --git a/libselinux/src/booleans.c b/libselinux/src/booleans.c
index 1510043..bf526c0 100644
--- a/libselinux/src/booleans.c
+++ b/libselinux/src/booleans.c
@@ -86,45 +86,131 @@ int security_get_boolean_names(char ***names, int *len)
 }
 
 hidden_def(security_get_boolean_names)
-#define STRBUF_SIZE 3
-static int get_bool_value(const char *name, char **buf)
+
+static char * bool_sub(const char *name) 
 {
-	int fd, len;
+	char *sub = NULL;
+	char *line_buf = NULL;
+	size_t line_len = 0;
+	FILE *cfg;
+
+	if (!name) 
+		return NULL;
+
+	cfg = fopen(selinux_booleans_subs_path(), "r");
+
+	if (!cfg)
+		return NULL;
+
+	while (getline(&line_buf, &line_len, cfg)) {
+		char *ptr = NULL;
+		char *src = line_buf;
+		char *dst = NULL;
+
+		while (*src && isspace(*src))
+			src++;
+		if (src[0] == '#') continue;
+		ptr = src;
+		while (*ptr && ! isspace(*ptr))
+			ptr++;
+		*ptr++ = '\0';
+		if (! *src || (strcmp(src, name) != 0))
+			continue;
+
+		dst = ptr;
+		while (*dst && isspace(*dst))
+			dst++;
+		ptr=dst;
+		while (*ptr && ! isspace(*ptr))
+			ptr++;
+		*ptr='\0';
+		if (! *dst)
+			continue;
+
+		sub = strdup(dst);
+		break;
+	}
+
+	free(line_buf);
+	fclose(cfg);
+	return sub;
+}
+
+static int bool_open(const char *name, int flag) {
 	char *fname = NULL;
+	char *alt_name = NULL;
+	int len;
+	int fd = -1;
+	char *ptr;
 
-	if (!selinux_mnt) {
-		errno = ENOENT;
-		return -1;
+	if (!name) {
+		errno = EINVAL;
+		return fd;
 	}
 
-	*buf = (char *)malloc(sizeof(char) * (STRBUF_SIZE + 1));
-	if (!*buf)
-		goto out;
-	(*buf)[STRBUF_SIZE] = 0;
-
 	len = strlen(name) + strlen(selinux_mnt) + sizeof(SELINUX_BOOL_DIR);
 	fname = (char *)malloc(sizeof(char) * len);
 	if (!fname)
-		goto out;
+		return fd;
+
 	snprintf(fname, len, "%s%s%s", selinux_mnt, SELINUX_BOOL_DIR, name);
 
-	fd = open(fname, O_RDONLY);
-	if (fd < 0)
+	fd = open(fname, flag);
+	if (fd >= 0 || errno != ENOENT) 
 		goto out;
 
-	len = read(fd, *buf, STRBUF_SIZE);
-	close(fd);
-	if (len != STRBUF_SIZE)
+	alt_name = bool_sub(name);
+	if (! alt_name)
 		goto out;
 
+	len = strlen(alt_name) + strlen(selinux_mnt) + sizeof(SELINUX_BOOL_DIR);
+	ptr = realloc(fname, len);
+	if (!ptr) 
+		goto out;
+
+	fname = ptr;
+	snprintf(fname, len, "%s%s%s", selinux_mnt, SELINUX_BOOL_DIR, alt_name);
+	fd = open(fname, flag);
+
+out:
 	free(fname);
-	return 0;
+	free(alt_name);
+
+	return fd;
+}
+
+#define STRBUF_SIZE 3
+static int get_bool_value(const char *name, char **buf)
+{
+	int fd, len;
+	int rc = -1;
+	char *bool_buf = NULL;
+	if (!selinux_mnt) {
+		errno = ENOENT;
+		return -1;
+	}
+
+	fd = bool_open(name, O_RDONLY);
+	if (fd < 0)
+		return -1;
+
+	bool_buf = malloc(sizeof(char) * (STRBUF_SIZE + 1));
+	if (!bool_buf)
+		goto out;
+	bool_buf[STRBUF_SIZE] = 0;
+
+	len = read(fd, bool_buf, STRBUF_SIZE);
+	if (len != STRBUF_SIZE) 
+		goto out;
+	rc = 0;
       out:
-	if (*buf)
-		free(*buf);
-	if (fname)
-		free(fname);
-	return -1;
+	close(fd);
+	if (!rc) {
+		*buf = bool_buf;
+	} else {
+		free(bool_buf);
+	}
+	return rc;
 }
 
 int security_get_boolean_pending(const char *name)
@@ -164,8 +250,8 @@ hidden_def(security_get_boolean_active)
 
 int security_set_boolean(const char *name, int value)
 {
-	int fd, ret, len;
-	char buf[2], *fname;
+	int fd, ret;
+	char buf[2];
 
 	if (!selinux_mnt) {
 		errno = ENOENT;
@@ -176,17 +262,9 @@ int security_set_boolean(const char *name, int value)
 		return -1;
 	}
 
-	len = strlen(name) + strlen(selinux_mnt) + sizeof(SELINUX_BOOL_DIR);
-	fname = (char *)malloc(sizeof(char) * len);
-	if (!fname)
+	fd = bool_open(name, O_WRONLY);
+	if (fd < 0) 
 		return -1;
-	snprintf(fname, len, "%s%s%s", selinux_mnt, SELINUX_BOOL_DIR, name);
-
-	fd = open(fname, O_WRONLY);
-	if (fd < 0) {
-		ret = -1;
-		goto out;
-	}
 
 	if (value)
 		buf[0] = '1';
@@ -196,8 +274,7 @@ int security_set_boolean(const char *name, int value)
 
 	ret = write(fd, buf, 2);
 	close(fd);
-      out:
-	free(fname);
+
 	if (ret > 0)
 		return 0;
 	else
diff --git a/libselinux/src/callbacks.c b/libselinux/src/callbacks.c
index b245364..7c47222 100644
--- a/libselinux/src/callbacks.c
+++ b/libselinux/src/callbacks.c
@@ -16,6 +16,7 @@ default_selinux_log(int type __attribute__((unused)), const char *fmt, ...)
 {
 	int rc;
 	va_list ap;
+	if (is_selinux_enabled() == 0) return 0;
 	va_start(ap, fmt);
 	rc = vfprintf(stderr, fmt, ap);
 	va_end(ap);
diff --git a/libselinux/src/file_path_suffixes.h b/libselinux/src/file_path_suffixes.h
index 0b00156..825f295 100644
--- a/libselinux/src/file_path_suffixes.h
+++ b/libselinux/src/file_path_suffixes.h
@@ -22,6 +22,8 @@ S_(BINPOLICY, "/policy/policy")
     S_(COLORS, "/secolor.conf")
     S_(VIRTUAL_DOMAIN, "/contexts/virtual_domain_context")
     S_(VIRTUAL_IMAGE, "/contexts/virtual_image_context")
+    S_(LXC_CONTEXTS, "/contexts/lxc_contexts")
     S_(FILE_CONTEXT_SUBS, "/contexts/files/file_contexts.subs")
     S_(FILE_CONTEXT_SUBS_DIST, "/contexts/files/file_contexts.subs_dist")
     S_(SEPGSQL_CONTEXTS, "/contexts/sepgsql_contexts")
+    S_(BOOLEAN_SUBS, "/booleans.subs")
diff --git a/libselinux/src/label.c b/libselinux/src/label.c
index a9e0853..89e28f1 100644
--- a/libselinux/src/label.c
+++ b/libselinux/src/label.c
@@ -47,7 +47,8 @@ static char *selabel_sub(struct selabel_sub *ptr, const char *src)
 		if (strncmp(src, ptr->src, ptr->slen) == 0 ) {
 			if (src[ptr->slen] == '/' || 
 			    src[ptr->slen] == 0) {
-				asprintf(&dst, "%s%s", ptr->dst, &src[ptr->slen]);
+				if (asprintf(&dst, "%s%s", ptr->dst, &src[ptr->slen]) < 0)
+					return NULL;
 				return dst;
 			}
 		}
diff --git a/libselinux/src/label_file.c b/libselinux/src/label_file.c
index 7bc46cc..82a608c 100644
--- a/libselinux/src/label_file.c
+++ b/libselinux/src/label_file.c
@@ -27,6 +27,7 @@
  * Internals, mostly moved over from matchpathcon.c
  */
 
+#define MAX_PREFIX 100
 /* A file security context specification. */
 typedef struct spec {
 	struct selabel_lookup_rec lr;	/* holds contexts for lookup result */
@@ -276,7 +277,7 @@ static int compile_regex(struct saved_data *data, spec_t *spec, char **errbuf)
 
 
 static int process_line(struct selabel_handle *rec,
-			const char *path, const char *prefix,
+			const char *path, const char **prefix_array,
 			char *line_buf, int pass, unsigned lineno)
 {
 	int items, len;
@@ -310,12 +311,24 @@ static int process_line(struct selabel_handle *rec,
 	}
 
 	len = get_stem_from_spec(regex);
-	if (len && prefix && strncmp(prefix, regex, len)) {
-		/* Stem of regex does not match requested prefix, discard. */
-		free(regex);
-		free(type);
-		free(context);
-		return 0;
+	if (len && prefix_array[0]) {
+		int i = 0;
+		int found = 0;
+		while (i < MAX_PREFIX && prefix_array[i]) {
+			if (strncmp(prefix_array[i], regex, len) == 0) {
+				found = 1;
+				break;
+			}
+			i++;
+		}
+
+		if (! found) {
+			/* Stem of regex does not match requested prefix, discard. */
+			free(regex);
+			free(type);
+			free(context);
+			return 0;
+		}
 	}
 
 	if (pass == 1) {
@@ -397,7 +410,8 @@ static int init(struct selabel_handle *rec, struct selinux_opt *opts,
 {
 	struct saved_data *data = (struct saved_data *)rec->data;
 	const char *path = NULL;
-	const char *prefix = NULL;
+	const char *static_prefix_array[2] = {NULL, };
+	const char **prefix_array = static_prefix_array;
 	FILE *fp;
 	FILE *localfp = NULL;
 	FILE *homedirfp = NULL;
@@ -418,7 +432,10 @@ static int init(struct selabel_handle *rec, struct selinux_opt *opts,
 			path = opts[n].value;
 			break;
 		case SELABEL_OPT_SUBSET:
-			prefix = opts[n].value;
+			static_prefix_array[0] = opts[n].value;
+			break;
+		case SELABEL_OPT_PREFIXES:
+			prefix_array = opts[n].values;
 			break;
 		case SELABEL_OPT_BASEONLY:
 			baseonly = !!opts[n].value;
@@ -481,7 +498,7 @@ static int init(struct selabel_handle *rec, struct selinux_opt *opts,
 		while (getline(&line_buf, &line_len, fp) > 0) {
 			if (data->nspec >= maxnspec)
 				break;
-			status = process_line(rec, path, prefix, line_buf, pass, ++lineno);
+			status = process_line(rec, path, prefix_array, line_buf, pass, ++lineno);
 			if (status)
 				goto finish;
 		}
@@ -497,7 +514,7 @@ static int init(struct selabel_handle *rec, struct selinux_opt *opts,
 			while (getline(&line_buf, &line_len, homedirfp) > 0) {
 				if (data->nspec >= maxnspec)
 					break;
-				status = process_line(rec, homedir_path, prefix, line_buf, pass, ++lineno);
+				status = process_line(rec, homedir_path, prefix_array, line_buf, pass, ++lineno);
 				if (status)
 					goto finish;
 			}
@@ -507,7 +524,7 @@ static int init(struct selabel_handle *rec, struct selinux_opt *opts,
 			while (getline(&line_buf, &line_len, localfp) > 0) {
 				if (data->nspec >= maxnspec)
 					break;
-				status = process_line(rec, local_path, prefix, line_buf, pass, ++lineno);
+				status = process_line(rec, local_path, prefix_array, line_buf, pass, ++lineno);
 				if (status)
 					goto finish;
 			}
diff --git a/libselinux/src/matchpathcon.c b/libselinux/src/matchpathcon.c
index 8f200d4..6457e4a 100644
--- a/libselinux/src/matchpathcon.c
+++ b/libselinux/src/matchpathcon.c
@@ -2,6 +2,7 @@
 #include <string.h>
 #include <errno.h>
 #include <stdio.h>
+#include <syslog.h>
 #include "selinux_internal.h"
 #include "label_internal.h"
 #include "callbacks.h"
@@ -62,7 +63,7 @@ static void
 {
 	va_list ap;
 	va_start(ap, fmt);
-	vfprintf(stderr, fmt, ap);
+	vsyslog(LOG_ERR, fmt, ap);
 	va_end(ap);
 }
 
@@ -306,7 +307,7 @@ static void matchpathcon_init_once(void)
 		destructor_key_initialized = 1;
 }
 
-int matchpathcon_init_prefix(const char *path, const char *subset)
+int matchpathcon_init_prefixes(const char *path, const char **prefixes)
 {
 	if (!mycanoncon)
 		mycanoncon = default_canoncon;
@@ -314,15 +315,22 @@ int matchpathcon_init_prefix(const char *path, const char *subset)
 	__selinux_once(once, matchpathcon_init_once);
 	__selinux_setspecific(destructor_key, (void *)1);
 
-	options[SELABEL_OPT_SUBSET].type = SELABEL_OPT_SUBSET;
-	options[SELABEL_OPT_SUBSET].value = subset;
+	options[SELABEL_OPT_PREFIXES].type = SELABEL_OPT_PREFIXES;
+	options[SELABEL_OPT_PREFIXES].values = prefixes;
 	options[SELABEL_OPT_PATH].type = SELABEL_OPT_PATH;
 	options[SELABEL_OPT_PATH].value = path;
 
 	hnd = selabel_open(SELABEL_CTX_FILE, options, SELABEL_NOPT);
 	return hnd ? 0 : -1;
 }
+hidden_def(matchpathcon_init_prefixes)
 
+int matchpathcon_init_prefix(const char *path, const char *prefix)
+{
+	const char *prefixes[2] = { prefix, NULL };
+
+	return matchpathcon_init_prefixes(path, prefixes);
+}
 hidden_def(matchpathcon_init_prefix)
 
 int matchpathcon_init(const char *path)
@@ -391,10 +399,13 @@ int realpath_not_final(const char *name, char *resolved_path)
 		goto out;
 	}
 
-	resolved_path += len;
-	strcpy(resolved_path, "/");
-	resolved_path += 1;
-	strcpy(resolved_path, last_component);
+	p = resolved_path;
+	p += len;
+	if (strcmp(resolved_path, "/") != 0) {
+		strcpy(p, "/");
+		p += 1;
+	}
+	strcpy(p, last_component);
 out:
 	free(tmp_path);
 	return rc;
diff --git a/libselinux/src/selinux_config.c b/libselinux/src/selinux_config.c
index f42cb7c..f544ac2 100644
--- a/libselinux/src/selinux_config.c
+++ b/libselinux/src/selinux_config.c
@@ -9,6 +9,7 @@
 #include <unistd.h>
 #include <pthread.h>
 #include "selinux_internal.h"
+#include "policy.h"
 #include "get_default_type_internal.h"
 
 #define SELINUXDIR "/etc/selinux/"
@@ -46,7 +47,9 @@
 #define FILE_CONTEXT_SUBS 23
 #define SEPGSQL_CONTEXTS  24
 #define FILE_CONTEXT_SUBS_DIST 25
-#define NEL               26
+#define BOOLEAN_SUBS      26
+#define LXC_CONTEXTS      27
+#define NEL               28
 
 /* Part of one-time lazy init */
 static pthread_once_t once = PTHREAD_ONCE_INIT;
@@ -301,6 +304,29 @@ const char *selinux_binary_policy_path(void)
 
 hidden_def(selinux_binary_policy_path)
 
+const char *selinux_current_policy_path(void)
+{
+	int rc = 0;
+	int vers = 0;
+	static char policy_path[PATH_MAX];
+
+	snprintf(policy_path, sizeof(policy_path), "%s/policy", selinux_mnt);
+	if (access(policy_path, F_OK) != 0 ) {
+		vers = security_policyvers();
+		do {
+			/* Check prior versions to see if old policy is available */
+			snprintf(policy_path, sizeof(policy_path), "%s.%d",
+				 selinux_binary_policy_path(), vers);
+		} while ((rc = access(policy_path, F_OK)) && --vers > 0);
+
+		if (rc) return NULL;
+	}
+
+	return policy_path;
+}
+
+hidden_def(selinux_current_policy_path)
+
 const char *selinux_file_context_path(void)
 {
 	return get_path(FILE_CONTEXTS);
@@ -418,6 +444,19 @@ const char *selinux_virtual_image_context_path(void)
 
 hidden_def(selinux_virtual_image_context_path)
 
+const char *selinux_lxc_contexts_path(void)
+{
+	return get_path(LXC_CONTEXTS);
+}
+
+hidden_def(selinux_lxc_contexts_path)
+
+const char * selinux_booleans_subs_path(void) {
+	return get_path(BOOLEAN_SUBS);
+}
+
+hidden_def(selinux_booleans_subs_path)
+
 const char * selinux_file_context_subs_path(void) {
 	return get_path(FILE_CONTEXT_SUBS);
 }
diff --git a/libselinux/src/selinux_internal.h b/libselinux/src/selinux_internal.h
index 00df405..8a935d0 100644
--- a/libselinux/src/selinux_internal.h
+++ b/libselinux/src/selinux_internal.h
@@ -60,12 +60,15 @@ hidden_proto(selinux_mkload_policy)
     hidden_proto(security_setenforce)
     hidden_proto(security_deny_unknown)
     hidden_proto(selinux_binary_policy_path)
+    hidden_proto(selinux_booleans_subs_path)
+    hidden_proto(selinux_current_policy_path)
     hidden_proto(selinux_default_context_path)
     hidden_proto(selinux_securetty_types_path)
     hidden_proto(selinux_failsafe_context_path)
     hidden_proto(selinux_removable_context_path)
     hidden_proto(selinux_virtual_domain_context_path)
     hidden_proto(selinux_virtual_image_context_path)
+    hidden_proto(selinux_lxc_contexts_path)
     hidden_proto(selinux_file_context_path)
     hidden_proto(selinux_file_context_homedir_path)
     hidden_proto(selinux_file_context_local_path)
@@ -82,6 +85,7 @@ hidden_proto(selinux_mkload_policy)
     hidden_proto(selinux_path)
     hidden_proto(selinux_check_passwd_access)
     hidden_proto(selinux_check_securetty_context)
+    hidden_proto(matchpathcon_init_prefixes)
     hidden_proto(matchpathcon_init_prefix)
     hidden_proto(selinux_users_path)
     hidden_proto(selinux_usersconf_path);
diff --git a/libselinux/utils/Makefile b/libselinux/utils/Makefile
index d76ccfa..5f3e047 100644
--- a/libselinux/utils/Makefile
+++ b/libselinux/utils/Makefile
@@ -5,7 +5,7 @@ USRBINDIR ?= $(PREFIX)/sbin
 SBINDIR ?= $(DESTDIR)/sbin
 
 MAX_STACK_SIZE=8192
-CFLAGS ?= -Wall -W -Wundef -Wformat-y2k -Wformat-security -Winit-self -Wmissing-include-dirs \
+CFLAGS ?= -O -Wall -W -Wundef -Wformat-y2k -Wformat-security -Winit-self -Wmissing-include-dirs \
           -Wunused -Wunknown-pragmas -Wstrict-aliasing -Wshadow -Wpointer-arith \
           -Wbad-function-cast -Wcast-align -Wwrite-strings -Wlogical-op -Waggregate-return \
           -Wstrict-prototypes -Wold-style-definition -Wmissing-prototypes \