doc: update more URLs to use HTTPS and avoid redirects

Latency from redirects is painful, and HTTPS can protect privacy
in some cases.

1 files changed, 4 insertions, 4 deletions

diff --git a/t/README b/t/README
index bcaf3ce..0d9b697 100644
--- a/t/README
+++ b/t/README
@@ -10,17 +10,17 @@ comfortable writing integration tests with.
 
 == Requirements
 
-* {Ruby 1.9.3+}[https://www.ruby-lang.org/] (duh!)
-* {GNU make}[http://www.gnu.org/software/make/]
+* {Ruby 1.9.3+}[https://www.ruby-lang.org/en/] (duh!)
+* {GNU make}[https://www.gnu.org/software/make/]
 * {socat}[http://www.dest-unreach.org/socat/]
-* {curl}[http://curl.haxx.se/]
+* {curl}[https://curl.haxx.se/]
 * standard UNIX shell utilities (Bourne sh, awk, sed, grep, ...)
 
 We do not use bashisms or any non-portable, non-POSIX constructs
 in our shell code.  We use the "pipefail" option if available and
 mainly test with {ksh}[http://kornshell.com/], but occasionally
 with {dash}[http://gondor.apana.org.au/~herbert/dash/] and
-{bash}[http://www.gnu.org/software/bash/], too.
+{bash}[https://www.gnu.org/software/bash/], too.
 
 == Running Tests