Walter Kasberg wrote: > I have installed plotutils/libplot under win2k. > > while linking the program with: > 'gcc -lplot -lm program.o -o program' > > I get all calls to libplot as 'undefined reference'. > > I am using: > mingw-runtime-3.9 > gcc-3.4.2 > and plotutils-2.4.1-4 with GnuWin32 > > What could be the problem or what could de missing? You got the order wrong. Libraries must be specified after the objects that use them. And there is no such thing as -lm on MinGW, as there is no separate math library. Although specifying it is probably just ignored. Brian