STEPMAKE_PROGS(PDFLATEX, pdflatex, OPTIONAL)
STEPMAKE_PROGS(NETPBM, pngtopnm, OPTIONAL)
STEPMAKE_PROGS(IMAGEMAGICK, convert, OPTIONAL)
STEPMAKE_PROGS(PDFLATEX, pdflatex, OPTIONAL)
STEPMAKE_PROGS(NETPBM, pngtopnm, OPTIONAL)
STEPMAKE_PROGS(IMAGEMAGICK, convert, OPTIONAL)