#if defined(__arm__) #include "bpf_perf_event_arm.h" #elif defined(__aarch64__) #include "bpf_perf_event_arm64.h" #elif defined(__powerpc__) #include "bpf_perf_event_powerpc.h" #elif defined(__i386__) || defined(__x86_64__) #include "bpf_perf_event_x86.h" #else #error unexpected #endif