in vswprintf, initialize the FILE rather than memset-and-assign
authorRich Felker <dalias@aerifal.cx>
Sat, 24 Feb 2018 17:08:30 +0000 (12:08 -0500)
committerRich Felker <dalias@aerifal.cx>
Sat, 24 Feb 2018 17:08:30 +0000 (12:08 -0500)
commit7c59d098632e4382c9b674b189edbfd80d327682
treeb2f00997792a8f2dbde5691f6d6d847485810aef
parentaaa29c26eed4a09625e61c6af31d16b1a4163fc3
in vswprintf, initialize the FILE rather than memset-and-assign

this is the idiom that's used elsewhere and should be more efficient
or at least no worse.
src/stdio/vswprintf.c