Formatting/indentation (whitespace) changes
Remove unnecessary prototypes
Remove unnecessary macro
Comment merges
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Add a "const"
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Merge printing code
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error and fatal -> internal_error in i386-low.c
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s/maint_show_dr/debug_hw_points/g in i386-nat.c
i386_update_inferior_debug_regs merge
Abstract i386_dr_low access
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Rename a bunch of functions and make some nonstatic
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Create i386-dregs.h
Move code from i386-{nat,low}.c to i386-{nat,low}.h
Create i386-dregs.c
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Buildsystem changes