gcc -c -IC:\strawberry\c\include -s -O2 -DWIN32 -DHAVE_DES_FCRYPT -DPERL_IMPLICIT_CONTEXT -DPERL_IMPLICIT_SYS -fno-strict-aliasing -DPERL_MSVCRT_READFIX -s -O2    -DVERSION=\"1.816\"   -DXS_VERSION=\"1.816\"  "-IC:\strawberry\perl\lib\CORE"  -D_NOT_CORE  -DmDB_Prefix_t=size_t -DmDB_Hash_t=u_int32_t version.c
In file included from version.c:30:
C:/strawberry/c/include/db.h:118: error: redefinition of typedef 'uintptr_t'
C:/strawberry/perl/lib/CORE/win32.h:273: error: previous declaration of 'uintptr_t' was here
C:/strawberry/c/include/db.h:127: error: redefinition of typedef 'pid_t'
C:/strawberry/c/include/sys/types.h:75: error: previous declaration of 'pid_t' was here
C:/strawberry/c/include/db.h:131: error: conflicting types for 'ssize_t'
C:/strawberry/c/include/sys/types.h:104: error: previous declaration of 'ssize_t' was here
dmake.exe:  Error code 129, while making 'version.o'