Fix FTBFS, add missing fcntl.h header for AT_FDCWD

Signed-off-by: Joachim Nilsson <troglobit@gmail.com>

src/lite.h

@@ -26,6 +26,7 @@
 #define LITE_H_
 
 #include <errno.h>
+#include <fcntl.h>     /* Definition of AT_* constants for utimensat() */
 #include <stdio.h>
 #include <stdint.h>    /* uint8_t, uint16_t, uint32_t, INT32_MAX, etc. */
 #include <sys/stat.h>