some new features

.venv/lib/python3.12/site-packages/Cython/Includes/posix/time.pxd

@@ -0,0 +1,71 @@
+# https://pubs.opengroup.org/onlinepubs/009695399/basedefs/sys/time.h.html
+
+from posix.types cimport suseconds_t, time_t, clockid_t, timer_t
+from posix.signal cimport sigevent
+
+cdef extern from "<sys/time.h>" nogil:
+    enum: CLOCK_REALTIME
+    enum: TIMER_ABSTIME
+    enum: CLOCK_MONOTONIC
+
+    # FreeBSD-specific clocks
+    enum: CLOCK_UPTIME
+    enum: CLOCK_UPTIME_PRECISE
+    enum: CLOCK_UPTIME_FAST
+    enum: CLOCK_REALTIME_PRECISE
+    enum: CLOCK_REALTIME_FAST
+    enum: CLOCK_MONOTONIC_PRECISE
+    enum: CLOCK_MONOTONIC_FAST
+    enum: CLOCK_SECOND
+
+    # Linux-specific clocks
+    enum: CLOCK_PROCESS_CPUTIME_ID
+    enum: CLOCK_THREAD_CPUTIME_ID
+    enum: CLOCK_MONOTONIC_RAW
+    enum: CLOCK_REALTIME_COARSE
+    enum: CLOCK_MONOTONIC_COARSE
+    enum: CLOCK_BOOTTIME
+    enum: CLOCK_REALTIME_ALARM
+    enum: CLOCK_BOOTTIME_ALARM
+
+    enum: ITIMER_REAL
+    enum: ITIMER_VIRTUAL
+    enum: ITIMER_PROF
+
+    cdef struct timezone:
+        int tz_minuteswest
+        int dsttime
+
+    cdef struct timeval:
+        time_t      tv_sec
+        suseconds_t tv_usec
+
+    cdef struct timespec:
+        time_t tv_sec
+        long   tv_nsec
+
+    cdef struct itimerval:
+        timeval it_interval
+        timeval it_value
+
+    cdef struct itimerspec:
+        timespec it_interval
+        timespec it_value
+
+    int nanosleep(const timespec *, timespec *)
+
+    int getitimer(int, itimerval *)
+    int gettimeofday(timeval *tp, timezone *tzp)
+    int setitimer(int, const itimerval *, itimerval *)
+
+    int clock_getcpuclockid(pid_t, clockid_t *)
+    int clock_getres(clockid_t, timespec *)
+    int clock_gettime(clockid_t, timespec *)
+    int clock_nanosleep(clockid_t, int, const timespec *, timespec *)
+    int clock_settime(clockid_t, const timespec *)
+
+    int timer_create(clockid_t, sigevent *, timer_t *)
+    int timer_delete(timer_t)
+    int timer_gettime(timer_t, itimerspec *)
+    int timer_getoverrun(timer_t)
+    int timer_settime(timer_t, int, const itimerspec *, itimerspec *)