[Warning] when im adding custom Job

[dhaisuke 1]

when i recompile my server the i encounter problem

what this line means

 

3>c:program filestrunktrunksrcmapitemdb.c(383) : warning C4293: '<<' : shift count negative or too big, undefined behavior3>c:program filestrunktrunksrcmapitemdb.c(386) : warning C4293: '<<' : shift count negative or too big, undefined behavior

i only add this one

 

line: 382   if (jobmask & 1<<35)line: 383                bclass[1] |= 1<<MAPID_HOKAGE;line: 384	if (jobmask & 1<<36)line: 385                bclass[1] |= 1<<MAPID_AKATSUKI;

need help thanks

[dhaisuke 1]

anyone can help me in this issue