>That was one of the 1st things I tried Sergey. I'm really stumped.

Another thing to try

value1=0.0
value2=0.0
DECLARE foo IN whatever.dll @ String, @ String

b1 = BINTOC(value1, "B")
b2 = BINTOC(value2, "B")
foo(@b1, @b2)
? BINTOC(b1, "8")
? BINTOC(b2, "8")

* or
b1 = BINTOC(value1, "8")
b2 = BINTOC(value2, "8")
foo(@b1, @b2)
? BINTOC(b1, "B")
? BINTOC(b2, "B")