https://www.educba.com/c-plus-plus-ofstream/
C++ ofstream | Working of C++ ofstream with Programming Examples
Jun 8, 2023 - Guide to C++ ofstream. Here we discuss the introduction to C++ ofstream, working, advantages and respective programming examples.
cofstreamworkingprogrammingexamples
https://cygwin.com/pipermail/cygwin/2009-February/173106.html
1.5.25: pthread/ofstream problem
1 525pthreadofstreamproblem
https://cygwin.com/pipermail/cygwin/2003-October/107571.html
std::ofstream causes segfault in 1.5.x
in 1stdofstreamcausessegfault