Mangled name

?ws@std@@YAAEAV?$basic_istream@_WU?$char_traits@_W@std@@@1@AEAV21@@Z

Exported by

sizefilenameversion
661448msvcp110.dll11.00.50727.1 built by: RTMREL
660128msvcp120.dll12.00.21005.1 built by: REL
853312msvcp90.dll9.00.30729.4148

Imported by

sizefilename
514560L2Extend.dll
110538963dsmax.exe