gdb: use xz tarball
gdb: fix 10.10 build

Fixes #361.
ncurses: Create library symlinks on Linuxbrew

Closes #345.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
Remove redundant branch spec

master is the default for the git download strategy.
file-formula: adjust getline patch comment
fetchmail: add openssl dep

Fixes #373.
fetchmail: remove explicit xz dep

It's detected from the URL.
lsof 4.88

Closes #369.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
lsof: use version method
tcl-tk: fix Tiger patch

Fixes #370.
Remove explicit xz deps
tcl-tk 8.6.1: Add keg_only :provided_by_osx

MacOS provides Tcl 8.5.9

Closes #371.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>