vgrabbj.c: In function ‘conv_image’:
vgrabbj.c:314:20: warning: pointer targets in assignment differ in signedness [-Wpointer-sign]
vgrabbj.c:350:20: warning: pointer targets in assignment differ in signedness [-Wpointer-sign]
vgrabbj.c: In function ‘main’:
vgrabbj.c:380:22: warning: pointer targets in assignment differ in signedness [-Wpointer-sign]
vgrabbj.c:383:22: warning: pointer targets in assignment differ in signedness [-Wpointer-sign]
