Win32::API x64 compile fail

gistfile1.txt

g++ -o ..\blib\arch\auto\Win32\API\Callback\Callback.dll -mdll -s -L"C:\Programs\strawberry-perl\perl\lib\CORE" -L"C:\Programs\strawberry-perl\c\lib" Callback.o -Wl,--image-base,0x21000000  C:\Programs\strawberry-perl\perl\lib\CORE\libperl511.a -lmoldname -lkernel32 -luser32 -lgdi32 -lwinspool -lcomdlg32 -ladvapi32 -lshell32 -lole32 -loleaut32 -lnetapi32 -luuid -lws2_32 -lmpr -lwinmm -lversion -lodbc32 -lodbccp32 -lcomctl32 dll.exp
C:\Programs\strawberry-perl\perl\bin\perl.exe -MExtUtils::Command -e "chmod" -- 755 ..\blib\arch\auto\Win32\API\Callback\Callback.dll
C:\Programs\strawberry-perl\perl\bin\perl.exe -MExtUtils::Command -e "cp" -- Callback.bs ..\blib\arch\auto\Win32\API\Callback\Callback.bs
C:\Programs\strawberry-perl\perl\bin\perl.exe -MExtUtils::Command -e "chmod" -- 644 ..\blib\arch\auto\Win32\API\Callback\Callback.bs
C:\Programs\strawberry-perl\perl\bin\perl.exe C:\Programs\strawberry-perl\perl\lib\ExtUtils\xsubpp  -typemap C:\Programs\strawberry-perl\perl\lib\ExtUtils\typemap -typemap typemap  API.xs > API.xsc && C:\Programs\strawberry-perl\perl\bin\perl.exe -MExtUtils::Command -e "mv" -- API.xsc API.c
gcc -c          -s -O2 -DWIN32 -DHAVE_DES_FCRYPT -DWIN64 -DCONSERVATIVE -DUSE_SITECUSTOMIZE -DPERL_IMPLICIT_CONTEXT -DPERL_IMPLICIT_SYS -fno-strict-aliasing -mms-bitfields -DPERL_MSVCRT_READFIX -s -O2      -DVERSION=\"0.59\"    -DXS_VERSION=\"0.59\"  "-IC:\Programs\strawberry-perl\perl\lib\CORE"   API.c
API.xs: In function 'XS_Win32__API_GetProcAddress':
API.xs:127: warning: cast from pointer to integer of different size
API.xs: In function 'XS_Win32__API_PointerTo':
API.xs:206: warning: cast from pointer to integer of different size
API.xs: In function 'XS_Win32__API_ReadMemory':
API.xs:223: warning: cast to pointer from integer of different size
C:\Users\robin\AppData\Local\Temp\ccj6FJ5r.s: Assembler messages:
C:\Users\robin\AppData\Local\Temp\ccj6FJ5r.s:3043: Error: suffix or operands invalid for `push'
C:\Users\robin\AppData\Local\Temp\ccj6FJ5r.s:3046: Error: suffix or operands invalid for `push'
dmake.EXE:  Error code 129, while making 'API.o'
(C:\Programs\strawberry-perl\c\bin\dmake.EXE exited with 65280)
CPAN::Reporter: dmake result is 'unknown', Stopped with an error.
CPAN::Reporter: preparing a CPAN Testers report for Win32-API-0.59

CPAN::Reporter: this appears to be a duplicate report for the make phase:
UNKNOWN Win32-API-0.59 MSWin32-x64-multi-thread 6.1

Test report will not be sent.

  COSIMO/Win32-API-0.59.tar.gz
  C:\Programs\strawberry-perl\c\bin\dmake.EXE -- NOT OK
CPAN: YAML loaded ok (v0.71)
Running make test
  Can't test without successful make
Running make install
  Make had returned bad status, install seems impossible