The symbol librock_R_1C has the following meaning(s) in the Librock License Awareness System

Redistribution of the original work required in some cases.

Compatibility/Conflicts based on this symbol

WARNING: It is folly to assume that a simple program like this can do anything more than find and report some of the biggest problems, while leaving others undetected. This system does not match the educated human intelligence required to interpret and apply licenses. On the other hand, it can be useful to identify some license clauses which deserve extra scrutiny.

This symbol has no recorded conflicts with the Open Source Initiative's Open Source Definition.

This symbol has no recorded conflicts with the Free Software Foundation's definition of Free software.

This symbol has no recorded conflicts with the GPL

Closed-Source: CONFLICT. Based on this symbol, the license is not closed-source compatible. You may not distribute closed-source derivative works covered in whole or part by such a license.
LIDESC closed-source compatibility test (1)

Example Licenses

Some licenses with the symbol in their TAGS string, (with section identifier or notes) are:

The Artistic License Feb 8, 1993 (4)
The Artistic License Feb 8, 1997 (4)
The Artistic License (4)
Clarified Artistic License (4)