diff --git a/hosts/w32/include/signal.h b/hosts/w32/include/signal.h
new file mode 100644
index 0000000..e45f03c
--- /dev/null
+++ b/hosts/w32/include/signal.h
@@ -0,0 +1,20 @@
+/*
+ * QEMU w32 support
+ *
+ * Copyright (C) 2011 Stefan Weil
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ *
+ */
+
+#ifndef WIN32_SIGNAL_H
+#define WIN32_SIGNAL_H
+
+#include_next <signal.h>
+#include <sys/types.h> /* sigset_t */
+
+int pthread_sigmask(int how, const sigset_t *set, sigset_t *oldset);
+int sigfillset(sigset_t *set);
+
+#endif /* WIN32_SIGNAL_H */
diff --git a/hosts/w32/include/time.h b/hosts/w32/include/time.h
new file mode 100644
index 0000000..0b997d3
--- /dev/null
+++ b/hosts/w32/include/time.h
@@ -0,0 +1,31 @@
+/*
+ * QEMU w32 support
+ *
+ * Copyright (C) 2011 Stefan Weil
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ *
+ */
+
+#if !defined(W32_TIME_H)
+#define W32_TIME_H
+
+#include_next <time.h>
+
+#ifndef HAVE_STRUCT_TIMESPEC
+#define HAVE_STRUCT_TIMESPEC 1
+struct timespec {
+ long tv_sec;
+ long tv_nsec;
+};
+#endif /* HAVE_STRUCT_TIMESPEC */
+
+typedef enum {
+ CLOCK_REALTIME = 0
+} clockid_t;
+
+int clock_getres (clockid_t clock_id, struct timespec *res);
+int clock_gettime(clockid_t clock_id, struct timespec *pTimespec);
+
+#endif /* W32_TIME_H */
diff --git a/os-win32.c b/os-win32.c
index b214e6a..7778366 100644
--- a/os-win32.c
+++ b/os-win32.c
@@ -36,6 +36,45 @@
/***********************************************************/
/* Functions missing in mingw */
+#if defined(CONFIG_THREAD)
+
+int clock_gettime(clockid_t clock_id, struct timespec *pTimespec)
+{
+ int result = 0;
+ if (clock_id == CLOCK_REALTIME && pTimespec != 0) {
+ DWORD t = GetTickCount();
+ const unsigned cps = 1000;
+ struct timespec ts;
+ ts.tv_sec = t / cps;
+ ts.tv_nsec = (t % cps) * (1000000000UL / cps);
+ *pTimespec = ts;
+ } else {
+ errno = EINVAL;
+ result = -1;
+ }
+ return result;
+}
+int pthread_sigmask(int how, const sigset_t *set, sigset_t *oldset)
+{
+ /* Dummy, do nothing. */
+ return EINVAL;
+}
+
+int sigfillset(sigset_t *set)
+{
+ int result = 0;
+ if (set) {
+ *(set) = (sigset_t)(-1);
+ } else {
+ errno = EINVAL;
+ result = -1;
+ }
+ return result;
+}