time_unix: uses ZEPHYR_VERSION_CODE instead (ros2#390)

of KERNELVERSION, since zephyr from 2.7 does not use it anymore.

Signed-off-by: Felipe Neves <felipe.neves@linaro.org>

Fix

Signed-off-by: Pablo Garrido <pablogs9@gmail.com>

Update

Signed-off-by: Pablo Garrido <pablogs9@gmail.com>

src/time_unix.c

@@ -30,7 +30,12 @@ extern "C"
 #include <math.h>
 
 #if defined(__ZEPHYR__)
-#include <posix/time.h>  //  Points to Zephyr toolchain posix time implementation
+#include <version.h>
+#if ZEPHYR_VERSION_CODE >= ZEPHYR_VERSION(3, 1, 0)
+#include <zephyr/posix/time.h>  //  Points to Zephyr toolchain posix time implementation
+#else
+#include <time.h>
+#endif // ZEPHYR_VERSION_CODE >= ZEPHYR_VERSION(3, 1, 0)
 #else
 #include <time.h>
 #endif  //  defined(__ZEPHYR__)