help with dll

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David

thanks perturbatio, but i cant get pointer
this is the code of file decls

; dibLib.decls

.lib "dibLib.dll"

; Funciones para controlar arboles binarios
libTree_Insert%( index$, dato* ):"_libTree_Pointer@8"
libTree_Get*( index$ ):"_libTree_GetPointer@4"

the decls libTree_Insert work, but libTree_Get no work, blitz3d show me a error message and crash, i cant use return a pointer?