Support globalState example on Windows. (#1289)

platformLibs/src/platform/windows/posix.def

@@ -1,7 +1,7 @@
 package = platform.posix
 headers = assert.h complex.h dirent.h errno.h fcntl.h \
     fenv.h float.h ftw.h getopt.h inttypes.h libgen.h limits.h \
-    locale.h math.h memory.h sched.h search.h semaphore.h \
+    locale.h math.h memory.h pthread.h sched.h search.h semaphore.h \
     setjmp.h signal.h stdint.h stdio.h stdlib.h string.h \
     time.h uchar.h unistd.h utime.h wchar.h wctype.h
 noStringConversion = send sendto recv

samples/globalState/src/main/kotlin/Global.kt

@@ -31,7 +31,7 @@ data class SharedData(val string: String, val int: Int, val member: SharedDataMe
 
 fun dumpShared(prefix: String): Unit {
     println("""
-            $prefix: ${pthread_self().rawValue} x=${sharedData.x} f=${sharedData.f} s=${sharedData.string!!.toKString()}
+            $prefix: ${pthread_self()} x=${sharedData.x} f=${sharedData.f} s=${sharedData.string!!.toKString()}
             """.trimIndent())
 }