#2 reserved identifier violation

[Markus Elfring]

I would like to point out that the identifier "__glee_h_" does not fit to the expected naming convention of the C language standard.
http://glee.git.sourceforge.net/git/gitweb.cgi?p=glee/glee;a=blob;f=include/GL/GLee.h;hb=f727ec7463d514b6279981d12833f2e11d62b33d#l36

Would you like to adjust your selection for unique names?
https://www.securecoding.cert.org/confluence/display/seccode/DCL37-C.+Do+not+declare+or+define+a+reserved+identifier#DCL37-C.Donotdeclareordefineareservedidentifier-NoncompliantCodeExample%28HeaderGuard%29