merge libdrm 2.4.124.

initial import of libdrm-2.4.124

merge libdrm 2.4.122

initial import of libdrm-2.4.122

merge libdrm 2.4.114.

initial import of libdrm-2.4.114

merge libdrm 2.4.112, and xterm-372.

initial import of libdrm-2.4.112

merge libXi 1.8 and libdrm 2.4.109.

updated generated_static_table_fourcc.h generated with:

python3.9 gen_table_fourcc.py include/drm/drm_fourcc.h ../include/generated_static_table_fourcc.h

initial import of libdrm-2.4.109

lint fixes:
1. avoid typedef re-definitions (perhaps introduce c11 mode for lint)
2. add __lint__ wherever __GNUC__ is defined.

avoid 'visibility' attribute on static functions.

merge xterm 368 and libdrm 2.4.107.

initial import of libdrm-2.4.107

initial import of libdrm-2.4.105

merge libdrm 2.4.102.

initial import of libdrm-2.4.102

initial import of libdrm-2.4.100

merge libdrm 2.4.99

initial import of libdrm-2.4.99

merge libdrm 2.4.97 and pixman 0.38.0.

initial import of libdrm-2.4.97

fix compilation

don't mark a static function with default visibility. (avoids warnings.)

merge libdrm 2.4.96.

initial import of libdrm-2.4.96

initial import of libdrm-2.4.91

merge libdrm-2.4.83.

initial import of libdrm-2.4.83

initial import of libdrm-2.4.75

initial import of libdrm-2.4.70