help me!!!when i compile libmysqd of mysql src ,i always met a problem

Creating library ../lib_debug/libmysqld.lib and object ../lib_debug/libmysqld.exp set_var.obj : error LNK2001: unresolved external symbol _resize_thr_alarm ../lib_debug/libmysqld.dll : fatal error LNK1120: 1 unresolved externals Error executing link.exe. but i have link mysys.lib ,how to solve it

help me!!!when i compile libmysqd of mysql src ,i always met a problem !

Creating library ../lib_debug/libmysqld.lib and object ../lib_debug/libmysqld.exp set_var.obj : error LNK2001: unresolved external symbol _resize_thr_alarm ../lib_debug/libmysqld.dll : fatal error LNK1120: 1 unresolved externals Error executing link.exe. but i have link mysys.lib ,how to solve it