Allow PCI_HEADER_CONFIG for C unnamed, too


git-svn-id: https://mingw-w64.svn.sourceforge.net/svnroot/mingw-w64@5599 4407c894-4637-0410-b4f5-ada5f102cad1
Add the ecere project

git-svn-id: https://mingw-w64.svn.sourceforge.net/svnroot/mingw-w64@5600 4407c894-4637-0410-b4f5-ada5f102cad1
Fix missing comma / bad copy paste

git-svn-id: https://mingw-w64.svn.sourceforge.net/svnroot/mingw-w64@5601 4407c894-4637-0410-b4f5-ada5f102cad1