or download this
C:\perl\perl\bin\perl.exe -MExtUtils::Mksymlists \
-e "Mksymlists('NAME'=>\"DBD::Oracle\", 'DLBASE' => 'Oracle', 'DL
+_FUNCS' => { }, 'FUNCLIST' => [], 'IMPORTS' => { }, 'DL_VARS' => []
+);"
...
g:/software/x64-4.8.1-release-win32-sjlj-rev5/mingw64/bin/../lib/gcc/x
+86_64-w64-mingw32/4.8.1/../../../../x86_64-w64-mingw32/bin/ld.exe: C:
+\perl\c\x86_64-w64-mingw32\lib\libkernel32.a(dusfs01262.o): bad reloc
+ address 0x7373622e in section `.text'
collect2.exe: error: ld returned 1 exit status
dmake: Error code 129, while making 'blib\arch\auto\DBD\Oracle\Oracle
+.dll'