tryParseVersionString

fnbool tryParseVersionString(string versionStr, out int major, out int minor, out int patch)

Attempts to parse version string from fltk-config output.

Parses version strings in format "major.minor.patch" (e.g., "1.3.11").

`versionStr`	Version string from fltk-config --version
`major`	Output parameter for major version
`minor`	Output parameter for minor version
`patch`	Output parameter for patch version

true if parsing was successful, false otherwise