#include extern MrmHierarchy Hierarchie; extern XtAppContext app; extern Display *display; extern int screen; extern Screen *ecran; extern Window fenrac; extern Visual *visual; extern unsigned int depth; extern Colormap cmap, default_cmap; extern Pixmap pixmap, HSVpixmap, Hpixmap, Spixmap, Vpixmap, cpixmap; extern int pixmapdim[], cpixmapdim[]; extern GC gc, gcx; extern unsigned long ncolors; extern unsigned char colmap[]; extern int nhue, nsat, nval; extern float red[], green[], blue[]; extern float valhue[], valsat[], valval[]; extern float fullred[], fullgreen[], fullblue[]; extern float hue_to_red[], sat_to_green[], val_to_blue[]; extern float gray[];