Full_Name: Rick Sayre Version: 2.4.0 OS: Windows Submission from: (NULL) (138.72.27.164) PKG_LIBS works fine on *nix on windows, it seems to be ignored by the "SHLIB" script so, R CMD SHLIB blah properly uses PKG_CPPFLAGS and PKG_CFLAGS from Makevars, but PKG_LIBS is ignored