diff -Nru orig/SuperGauss/src/Makevars.win patched/SuperGauss/src/Makevars.win
--- orig/SuperGauss/src/Makevars.win	2020-02-26 21:29:37.000000000 +0100
+++ patched/SuperGauss/src/Makevars.win	2020-07-02 18:05:25.368404900 +0200
@@ -1,3 +1,3 @@
 PKG_CXXFLAGS=-I"../inst/include" -I"C:/fftw"
-PKG_LIBS=-L"C:/fftw" -lfftw3-3
+PKG_LIBS=-L"C:/fftw" -lfftw3