C:\Strawberry\cpan\Lab-VISA-3.02>perl Makefile.PL
Warning (mostly harmless): No library found for -lvisa
Generating a Unix-style Makefile
Writing Makefile for Lab::VISA
Writing MYMETA.yml and MYMETA.json

C:\Strawberry\cpan\Lab-VISA-3.02>make
Skip blib/lib/Lab/VISA.pod (unchanged)
Skip blib/lib/Lab/VISA/Installation.pod (unchanged)
Skip blib/lib/Lab/VISA.pm (unchanged)
Running Mkbootstrap for Lab::VISA ()
chmod 644 "VISA.bs"
gcc-4 -c  -I/usr/local/include/  -DPERL_USE_SAFE_PUTENV -U__STRICT_ANSI__ -g -fn
o-strict-aliasing -pipe -fstack-protector -DUSEIMPORTLIB -O3    -DVERSION=\"3.02
\"  -DXS_VERSION=\"3.02\"  "-I/usr/lib/perl5/5.14/i686-cygwin-threads-64int/CORE
"   visa_wrap.c
visa_wrap.c:1558:18: fatal error: visa.h: No such file or directory
compilation terminated.
Makefile:342: recipe for target `visa_wrap.o' failed
make: *** [visa_wrap.o] Error 1