/usr/lib/gcc/i486-linux-gnu/4.1.2/../../../../lib/crt1.o: In function `_start':
(.text+0x18): undefined reference to `main'
collect2: ld returned 1 exit status
b0u874@b0u874:~/Desktop/TPs_2005-2006_3CT307.zip_FILES/TP_SCA$ gcc -L/usr/X11R6/lib -lMrm -lXm -lXt  -lXp -lXext -lX11 paint.c callback.c INITIALISATION.C 
/tmp/ccYd8jed.o: In function `main':
paint.c:(.text+0x1eb): undefined reference to `initialisation'
/tmp/ccYd8jed.o:(.rodata+0xa4): undefined reference to `cbDessin'
/tmp/ccWt1lMs.o:(.eh_frame+0x11): undefined reference to `__gxx_personality_v0'
collect2: ld returned 1 exit status