Make system(3) and popen(3) use posix_spawn(3) internally
https://blog.netbsd.org/tnf/entry/gsoc_reports_make_system_3 [blog.netbsd.org]
2020-07-13 17:55
After 1 week of reading POSIX and writing code, 2 weeks of coding and another 1.5 weeks of bugfixes I have successfully implemented posix_spawn in usage in system(3) and popen(3) internally.
source: L