Вот такая фигня

[Linker Error] Unresolved external 'Pngimage::TPNGImage::' referenced from C:\PROGRAM FILES\BORLAND\CBUILDER6\LIB\UNIT1.OBJ
[Linker Error] Unresolved external '__fastcall Pngimage::TPNGImage::TPNGImage()' referenced from C:\PROGRAM FILES\BORLAND\CBUILDER6\LIB\UNIT1.OBJ