fix(bpf): fix missing definitions

Signed-off-by: therealbobo <[email protected]>

driver/bpf/fillers.h

@@ -32,13 +32,8 @@ or GPL2.txt for full copies of the license.
  * Linux 5.6 kernels no longer include the old 32-bit timeval
  * structures. But the syscalls (might) still use them.
  */
+#include <linux/time32.h>
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 6, 0)
-#include <linux/time64.h>
-struct compat_timespec {
-	int32_t tv_sec;
-	int32_t tv_nsec;
-};
-
 struct timespec {
 	int32_t tv_sec;
 	int32_t tv_nsec;
@@ -50,6 +45,7 @@ struct timeval {
 };
 #else
 #define timeval64 timeval
+#define old_timespec32 compat_timespec
 #endif
 
 #define FILLER_RAW(x)							\