net/textproto: unrecognized failures

[gopherbot]

#!watchflakes
default <- pkg == "net/textproto" && test == ""

Issue created automatically to collect these failures.

Example (log):

FAIL	net/textproto [build failed]
# cmd/cgo/internal/test
# [cmd/cgo/internal/test]
cgo: exec gcc: fork/exec C:\b\s\w\ir\cache\tools\cc\windows\gcc64\bin\gcc.exe: The parameter is incorrect.

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "net/textproto" && test == ""

2025-04-04 22:04 gotip-windows-amd64-race go@2d050e91 net/textproto (log)

FAIL	net/textproto [build failed]
# cmd/cgo/internal/test
# [cmd/cgo/internal/test]
cgo: exec gcc: fork/exec C:\b\s\w\ir\cache\tools\cc\windows\gcc64\bin\gcc.exe: The parameter is incorrect.

— watchflakes