[Help-gnucap] plugins mingw compatibility

[Leonardo]

dear Al.

I compiled gnucap with mingw ,but have some problems with plugins... see my 
output when compiling jfet:

address@hidden /g/msys/1.0/home/leonardo/gnucap-2007-03-29
$ cd plugins

address@hidden /g/msys/1.0/home/leonardo/gnucap-2007-03-29/plugins
$ cd spice3f5-models

address@hidden /g/msys/1.0/home/leonardo/gnucap-2007-03-29/plugins/
spice3f5-models
$ cd jfet

address@hidden /g/msys/1.0/home/leonardo/gnucap-2007-03-29/plugins/
spice3f5-models/jfet
$ make
g++ -O2 -g -I. -I../Include -DTRACE_UNTESTED -DSPICE_3f -DHAS_STDLIB -fPIC -
I../../../src -Wall -Wextra  -c ../Include/wrapper.cc
../Include/wrapper.cc:1: warning: -fPIC ignored for target (all code is 
position independent)
In file included from g:/msys/1.0/mingw/bin/../lib/gcc/mingw32/
3.4.5/../../../../include/c++/3.4.5/cmath:52,
                 from ../../../src/md.h:39,
                 from ../../../src/u_limit.h:27,
                 from ../Include/wrapper.cc:43:
g:/msys/1.0/mingw/bin/../lib/gcc/mingw32/3.4.5/../../../../include/math.h:211: 
error: redefinition of `struct _complex'
../Include/cpstd.h:35: error: previous definition of `struct _complex'

Some clue please...

Leonardo