[pcsx2/f28] (9 commits) ...Add -SDL2_API=TRUE as ask by configure

Summary of changes: 14cf311... Fix build on F27 (*) c403623... Simpler scriptlet (*) 3889f4f... - Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass (*) f231010... Try fix rfbz #4962 Use the same SDL that wxGTK depends on ( (*) fdf756d... Fix typo: forgot apply the patch2 (*) 027186a... Rebase pcsx2-wxWidgets-SDL2.patch (*) 7149d21... Fix typo (*) ed493b7... BR gcc (*) e898ea9... Add -SDL2_API=TRUE as ask by configure (*) (*) This commit already existed in another branch; no separate mail sent