On 12/06/2012 04:27 PM, Andrew Hudson wrote: > I have an application that requires algobase.h, which appears to be > present for gcc2 but missing for gcc4. I'm on v44702. <algobase.h> is not a standard header (the C++ headers don't have a .h extension, which is a good indication). <algorithm> should be used instead. CU, Ingo That fixed it, thanks! It's old code I'm working with for the first time. - Andrew