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Hello everyone, I'm using R 1.5.1 on Windows. I chose the option 'Install Source Files' when installing R. The code below shows my use of the command SHLIB and the error I get. C:\R\rw1051\bin>Rcmd SHLIB C:\Stage 9 (Phase 2)\cir3int.f 'perl' is not recognized as an internal or external command, operable program or batch file. I'm assuming I'm missing some perl files or libraries that are needed to make either Rcmd or SHLIB work. Where do I get them and what directory do I install them to? (ci3int.f is a FORTRAN...