Gentoo's Bugzilla –
Attachment 395560 Details for
Bug 525936media-libs/gst-plugins-bad USE=egl,gles2 - In file included from .../work/gst-plugins-bad-1.4.3/gst-libs/gst/gl/x11/gstgldisplay_x11.c:25: /usr/include/GLES2/gl2.h:69:25: error: conflicting types for ‘GLsizeiptr’