pidgin/pidgin

Remove more unused Windows wrapper parts

2021-02-13, Elliott Sales de Andrade
83ce555aeb47
Remove more unused Windows wrapper parts

Remove unused Windows gettimeofday wrapper defines.
Remove struct definitions for removed `ioctl` wrapper.

Testing Done:
Compile only.

Reviewed at https://reviews.imfreedom.org/r/506/
subdir('libpurple')
subdir('protocols')
if ENABLE_GTK
subdir('pidgin')
else
pidgin_doc = []
endif
if enable_consoleui
subdir('finch')
else
finch_doc = []
endif
alias_target('doc', libpurple_doc, protocols_doc, pidgin_doc, finch_doc)