jni/../../os.cpp:186:3: error: unknown type name 'timeval'
                timeval tv;
                ^
jni/../../os.cpp:305:3: error: use of undeclared identifier 'time'
                time(&rawtime);
                ^
jni/../../os.cpp:308:14: error: use of undeclared identifier 'localtime'
                timeinfo = localtime(&rawtime);
                           ^
jni/../../os.cpp:316:27: error: member access into incomplete type 'struct tm'
                        date.Hour=(u32)timeinfo->tm_hour;
                                               ^
/run/media/main/Software/AndroidSDK/ndk-bundle/sources/android/support/include/wchar.h:189:8: note: forward declaration of 'tm'
struct tm;
       ^
jni/../../os.cpp:317:29: error: member access into incomplete type 'struct tm'
                        date.Minute=(u32)timeinfo->tm_min;
                                                 ^
/run/media/main/Software/AndroidSDK/ndk-bundle/sources/android/support/include/wchar.h:189:8: note: forward declaration of 'tm'
struct tm;
       ^
jni/../../os.cpp:318:29: error: member access into incomplete type 'struct tm'
                        date.Second=(u32)timeinfo->tm_sec;
                                                 ^
/run/media/main/Software/AndroidSDK/ndk-bundle/sources/android/support/include/wchar.h:189:8: note: forward declaration of 'tm'
struct tm;
       ^
jni/../../os.cpp:319:26: error: member access into incomplete type 'struct tm'
                        date.Day=(u32)timeinfo->tm_mday;
                                              ^
/run/media/main/Software/AndroidSDK/ndk-bundle/sources/android/support/include/wchar.h:189:8: note: forward declaration of 'tm'
struct tm;
       ^
jni/../../os.cpp:320:28: error: member access into incomplete type 'struct tm'
                        date.Month=(u32)timeinfo->tm_mon+1;
                                                ^
/run/media/main/Software/AndroidSDK/ndk-bundle/sources/android/support/include/wchar.h:189:8: note: forward declaration of 'tm'
struct tm;
       ^
jni/../../os.cpp:321:27: error: member access into incomplete type 'struct tm'
                        date.Year=(u32)timeinfo->tm_year+1900;
                                               ^
/run/media/main/Software/AndroidSDK/ndk-bundle/sources/android/support/include/wchar.h:189:8: note: forward declaration of 'tm'
struct tm;
       ^
jni/../../os.cpp:322:43: error: member access into incomplete type 'struct tm'
                        date.Weekday=(ITimer::EWeekday)timeinfo->tm_wday;
                                                               ^
/run/media/main/Software/AndroidSDK/ndk-bundle/sources/android/support/include/wchar.h:189:8: note: forward declaration of 'tm'
struct tm;
       ^
jni/../../os.cpp:323:30: error: member access into incomplete type 'struct tm'
                        date.Yearday=(u32)timeinfo->tm_yday+1;
                                                  ^
/run/media/main/Software/AndroidSDK/ndk-bundle/sources/android/support/include/wchar.h:189:8: note: forward declaration of 'tm'
struct tm;
       ^
jni/../../os.cpp:324:23: error: member access into incomplete type 'struct tm'
                        date.IsDST=timeinfo->tm_isdst != 0;
                                           ^
/run/media/main/Software/AndroidSDK/ndk-bundle/sources/android/support/include/wchar.h:189:8: note: forward declaration of 'tm'
struct tm;
       ^
12 errors generated.