-STEPMAKE_TEMPLATES=documentation
-XPM_FILES=$(wildcard *.xpm)
-OUTGIF_FILES = $(addprefix $(outdir)/,$(XPM_FILES:.xpm=.gif))
-OUTPNG_FILES = $(addprefix $(outdir)/,$(XPM_FILES:.xpm=.png))
+BITMAP_IMAGES = $(call src-wildcard,*.png) $(call src-wildcard,*.jpg)
+EPS_ILLUSTRATIONS = $(call src-wildcard,*.eps)
+SVG_FILES = $(call src-wildcard,*.svg)
+PDF_DIR = $(call src-wildcard,pdf/*.pdf)