Building tclsdl with msys

$ make
gcc -pipe -DPACKAGE_NAME=\"tclsdl\" -DPACKAGE_TARNAME=\"tclsdl\" -DPACKAGE_VERSI
ON=\"1.0\" -DPACKAGE_STRING=\"tclsdl\ 1.0\" -DPACKAGE_BUGREPORT=\"\" -DSTDC_HEAD
ERS=1 -DHAVE_SYS_TYPES_H=1 -DHAVE_SYS_STAT_H=1 -DHAVE_STDLIB_H=1 -DHAVE_STRING_H
=1 -DHAVE_MEMORY_H=1 -DHAVE_STRINGS_H=1 -DHAVE_INTTYPES_H=1 -DHAVE_STDINT_H=1 -D
HAVE_UNISTD_H=1 -DBUILD_tclsdl=1 -DTCL_THREADS=1 -DTCL_WIDE_INT_TYPE=long\ long
-DHAVE_LSEEK64=1 -DSDL_CFLAGS=1 -DSDL_LIBS=1 -DUSE_TCL_STUBS=1  -DHAVE_OPENGL -I
"C:/opt/tcl/include" -I/opt/include    -O2 -fomit-frame-pointer  -Wall -Wno-impl
icit-int  -c `echo ../generic/tclsdl.c` -o tclsdl.o
gcc -pipe -DPACKAGE_NAME=\"tclsdl\" -DPACKAGE_TARNAME=\"tclsdl\" -DPACKAGE_VERSI
ON=\"1.0\" -DPACKAGE_STRING=\"tclsdl\ 1.0\" -DPACKAGE_BUGREPORT=\"\" -DSTDC_HEAD
ERS=1 -DHAVE_SYS_TYPES_H=1 -DHAVE_SYS_STAT_H=1 -DHAVE_STDLIB_H=1 -DHAVE_STRING_H
=1 -DHAVE_MEMORY_H=1 -DHAVE_STRINGS_H=1 -DHAVE_INTTYPES_H=1 -DHAVE_STDINT_H=1 -D
HAVE_UNISTD_H=1 -DBUILD_tclsdl=1 -DTCL_THREADS=1 -DTCL_WIDE_INT_TYPE=long\ long
-DHAVE_LSEEK64=1 -DSDL_CFLAGS=1 -DSDL_LIBS=1 -DUSE_TCL_STUBS=1  -DHAVE_OPENGL -I
"C:/opt/tcl/include" -I/opt/include    -O2 -fomit-frame-pointer  -Wall -Wno-impl
icit-int  -c `echo ../generic/bgeval.c` -o bgeval.o
gcc -pipe -DPACKAGE_NAME=\"tclsdl\" -DPACKAGE_TARNAME=\"tclsdl\" -DPACKAGE_VERSI
ON=\"1.0\" -DPACKAGE_STRING=\"tclsdl\ 1.0\" -DPACKAGE_BUGREPORT=\"\" -DSTDC_HEAD
ERS=1 -DHAVE_SYS_TYPES_H=1 -DHAVE_SYS_STAT_H=1 -DHAVE_STDLIB_H=1 -DHAVE_STRING_H
=1 -DHAVE_MEMORY_H=1 -DHAVE_STRINGS_H=1 -DHAVE_INTTYPES_H=1 -DHAVE_STDINT_H=1 -D
HAVE_UNISTD_H=1 -DBUILD_tclsdl=1 -DTCL_THREADS=1 -DTCL_WIDE_INT_TYPE=long\ long
-DHAVE_LSEEK64=1 -DSDL_CFLAGS=1 -DSDL_LIBS=1 -DUSE_TCL_STUBS=1  -DHAVE_OPENGL -I
"C:/opt/tcl/include" -I/opt/include    -O2 -fomit-frame-pointer  -Wall -Wno-impl
icit-int  -c `echo ../generic/mixer.c` -o mixer.o
gcc -pipe -DPACKAGE_NAME=\"tclsdl\" -DPACKAGE_TARNAME=\"tclsdl\" -DPACKAGE_VERSI
ON=\"1.0\" -DPACKAGE_STRING=\"tclsdl\ 1.0\" -DPACKAGE_BUGREPORT=\"\" -DSTDC_HEAD
ERS=1 -DHAVE_SYS_TYPES_H=1 -DHAVE_SYS_STAT_H=1 -DHAVE_STDLIB_H=1 -DHAVE_STRING_H
=1 -DHAVE_MEMORY_H=1 -DHAVE_STRINGS_H=1 -DHAVE_INTTYPES_H=1 -DHAVE_STDINT_H=1 -D
HAVE_UNISTD_H=1 -DBUILD_tclsdl=1 -DTCL_THREADS=1 -DTCL_WIDE_INT_TYPE=long\ long
-DHAVE_LSEEK64=1 -DSDL_CFLAGS=1 -DSDL_LIBS=1 -DUSE_TCL_STUBS=1  -DHAVE_OPENGL -I
"C:/opt/tcl/include" -I/opt/include    -O2 -fomit-frame-pointer  -Wall -Wno-impl
icit-int  -c `echo ../generic/surface.c` -o surface.o
../generic/surface.c: In function `SetPixel32':
../generic/surface.c:224: warning: initialization from incompatible pointer type

../generic/surface.c: In function `SurfaceSetBufferCmd':
../generic/surface.c:468: warning: unused variable `res'
../generic/surface.c: At top level:
../generic/surface.c:651: warning: 'SurfaceCollisionCmd' defined but not used
rm -f tclsdl10.dll
gcc -pipe -shared -o tclsdl10.dll tclsdl.o bgeval.o mixer.o surface.o /opt/lib/S
DLmain.lib /opt/lib/SDL.lib /opt/lib/SDL_mixer.lib -lopengl32  "/opt/tcl/lib/tcl
stub84.lib"
Warning: .drectve `-defaultlib:MSVCRT ' unrecognized
Warning: .drectve `-defaultlib:OLDNAMES ' unrecognized
: tclsdl10.dll