Compiler is searching them in all include paths that is configured to search (usally done in compiler arguments. In UBT you can add include paths in build script in PublicIncludePaths and PrivateIncludePaths array
Compiler is searching them in all include paths that is configured to search (usally done in compiler arguments. In UBT you can add include paths in build script in PublicIncludePaths and PrivateIncludePaths array