Ensure that the full cflags option is quoted when
using bundle install
Without this, compilation would fail with this error:
Installing puma 5.1.1 with native extensions
Gem::Ext::BuildError: ERROR: Failed to build gem native extension.
current directory: /usr/local/bundle/gems/puma-5.1.1/ext/puma_http11
/usr/local/bin/ruby -I /usr/local/lib/ruby/2.7.0 -r
./siteconf20201214-9-1yhulk9.rb extconf.rb --with-cflags\=-D
PUMA_QUERY_STRING_MAX_LENGTH\=64000
checking for BIO_read() in -lcrypto... *** extconf.rb failed ***
Could not create Makefile due to some reason, probably lack of necessary
libraries and/or headers. Check the mkmf.log file for more details. You may
need configuration options.
