GitLab

doesn't have it.

the build more robust against name conflicts from other libraries that also
statically compile libjpeg or stick incompatible versions of libjpeg's header
files into folders in the include search path.

other libjpeg header files.

visual studio 2010.  So I just replaced the uses of the typedef
with the actual type.

if no dynamic version of these libraries are installed on the system.

cmake can't find a copy to dynamically link to.  This is especially
useful on windows where cmake never finds libjpeg.