winebuild: Improved position independent code generation

[Martin Storsjö]

On Sun, 6 Aug 2017, André Hentschel wrote:

> Android only accepts proper position independent binaries, but until now we generated code which led to a TEXTREL flag
>
> Signed-off-by: André Hentschel <nerv at dawncrow.de>
> ---
> tools/winebuild/import.c | 34 ++++++++++++++--------------------
> tools/winebuild/spec32.c |  4 ++--
> 2 files changed, 16 insertions(+), 22 deletions(-)

Signed-off-by: Martin Storsjo <martin at martin.st>

// Martin