Fix Data access under Linux.

git-svn-id: http://svn.code.sf.net/p/irrlicht/code/branches/ogl-es@4612 dfc29bdd-3216-0410-991c-e03cc46cb475
Reorder and reindent.

git-svn-id: http://svn.code.sf.net/p/irrlicht/code/branches/ogl-es@4613 dfc29bdd-3216-0410-991c-e03cc46cb475
Reindent.

git-svn-id: http://svn.code.sf.net/p/irrlicht/code/branches/ogl-es@4614 dfc29bdd-3216-0410-991c-e03cc46cb475
Add ogles2 files for Linux makefile.

git-svn-id: http://svn.code.sf.net/p/irrlicht/code/branches/ogl-es@4615 dfc29bdd-3216-0410-991c-e03cc46cb475