netcalc-2.1.7-bp160.1.12

- Update to version 2.1.7
  * Fix #25: Add missing include file for macOS
  * Fix compiler warnings on NetBSD, possibly other BSDs
  * Add missing include file for NetBSD, possibly other BSDs
  * Various minor GCC 13 and Clang 18 warnings
  * New build dependencies automake and autoconf

- Don't conflict with ipcalc: Disable installing symlink to
  ipcalc by passing `--disable-ipcalc-symlink` to configure.
- Be more specific about filenames in file-list.

- netcalc 2.1.6, initial package