detectFltkVersion

fnVersion detectFltkVersion(string[] customHeaderPaths = [])

Detects FLTK version from available sources.

Attempts to detect FLTK version in the following order:

  1. Parse FL_ABI_VERSION from abi-version.h (checks multiple paths)
  2. Query fltk-config --version

    Parameters

    customHeaderPathsAdditional header paths to search (optional)

    Returns

    Version struct with detected version information. Check isValid() to verify if detection was successful.