--- Libc/Libc-825.24/include/libkern/OSThermalNotification.h
+++ Libc/Libc-1669.40.2/include/libkern/OSThermalNotification.h
@@ -26,6 +26,7 @@
 
 #include <sys/cdefs.h>
 #include <Availability.h>
+#include <TargetConditionals.h>
 
 /*
 **  OSThermalNotification.h
@@ -37,6 +38,34 @@
 */
 
 __BEGIN_DECLS
+
+/* Define pressure levels usable by OSThermalPressureLevel */
+typedef enum {
+#if TARGET_OS_OSX || TARGET_OS_MACCATALYST
+	kOSThermalPressureLevelNominal = 0,
+	kOSThermalPressureLevelModerate,
+	kOSThermalPressureLevelHeavy,
+	kOSThermalPressureLevelTrapping,
+	kOSThermalPressureLevelSleeping
+#else
+	kOSThermalPressureLevelNominal = 0,
+	kOSThermalPressureLevelLight = 10,
+	kOSThermalPressureLevelModerate = 20,
+	kOSThermalPressureLevelHeavy = 30,
+	kOSThermalPressureLevelTrapping = 40,
+	kOSThermalPressureLevelSleeping = 50
+#endif
+} OSThermalPressureLevel;
+
+/*
+ ** External notify(3) string for thermal pressure level notification
+ */
+__OSX_AVAILABLE_STARTING(__MAC_10_10, __IPHONE_7_0)
+extern const char * const kOSThermalNotificationPressureLevelName;
+
+
+#if defined(__IPHONE_OS_VERSION_MIN_REQUIRED) && \
+	__IPHONE_OS_VERSION_MIN_REQUIRED >= __IPHONE_2_0
 
 typedef enum {
 	OSThermalNotificationLevelAny      = -1,
@@ -79,14 +108,28 @@
 /*
 ** Simple polling interface to detect current thermal level
 */
-
-extern OSThermalNotificationLevel OSThermalNotificationCurrentLevel(void) __OSX_AVAILABLE_STARTING(__MAC_NA, __IPHONE_2_0);
+__OSX_AVAILABLE_STARTING(__MAC_NA, __IPHONE_2_0)
+extern OSThermalNotificationLevel OSThermalNotificationCurrentLevel(void);
 
 /*
 ** External notify(3) string for manual notification setup
 */
+__OSX_AVAILABLE_STARTING(__MAC_NA, __IPHONE_2_0)
+extern const char * const kOSThermalNotificationName;
 
-extern const char * const kOSThermalNotificationName __OSX_AVAILABLE_STARTING(__MAC_NA, __IPHONE_2_0);
+/*
+** External notify(3) string for alerting user of a thermal condition
+*/
+__OSX_AVAILABLE_STARTING(__MAC_NA, __IPHONE_6_0)
+extern const char * const kOSThermalNotificationAlert;
+
+/*
+** External notify(3) string for notifying system the options taken to resolve thermal condition
+*/
+__OSX_AVAILABLE_STARTING(__MAC_NA, __IPHONE_6_0)
+extern const char * const kOSThermalNotificationDecision;
+
+#endif // __IPHONE_OS_VERSION_MIN_REQUIRED
 
 __END_DECLS