---
cc -O -pipe -o rayshade main.o raytrace.o version.o ../libshade/libshade.a ../libray/libray.a /usr/local/lib/librle.a -lm
imagetext.o: Undefined symbol `_ImageRead' referenced from text segment
imagetext.o: Undefined symbol `_ImageIndex' referenced from text segment
imagetext.o: Undefined symbol `_ImageIndex' referenced from text segment
imagetext.o: Undefined symbol `_ImageIndex' referenced from text segment
*** Error code 1
Stop.
bray/libray.a /usr/local/lib/librle.a -lm
../libshade/libshade.a(setup.o): In function `RSSetup':
setup.o(.text+0x2bf): undefined reference to `SurfPush'
../libshade/libshade.a(shade.o): In function `ShadeRay':
shade.o(.text+0xb7): undefined reference to `ComputeSurfProps'
shade.o(.text+0x115): undefined reference to `Atmospherics'
../libshade/libshade.a(shade.o): In function `TransmitRay':
shade.o(.text+0x714): undefined reference to `MediumPush'
../libshade/libshade.a(yacc.o): In function `yyparse':
yacc.o(.text+0x1942): undefined reference to `SurfaceCopy'
yacc.o(.text+0x196a): undefined reference to `SurfaceCopy'
yacc.o(.text+0x199c): undefined reference to `SurfaceCopy'
and about 20 more lines of similar errors
