Log message:
Pullup ticket #5356 - requested by sevan
math/nickle: build fix

Revisions pulled up:
- math/nickle/distinfo                                          1.11
- math/nickle/patches/patch-aa                                  1.5
- math/nickle/patches/patch-lex.c                               1.1

---
   Module Name:    pkgsrc
   Committed By:   taca
   Date:           Sun Apr 23 14:49:27 UTC 2017

   Modified Files:
           pkgsrc/math/nickle: distinfo
           pkgsrc/math/nickle/patches: patch-aa
   Added Files:
           pkgsrc/math/nickle/patches: patch-lex.c

   Log message:
   Fix build problem on NetBSD 6.1_STABLE.

   * Guard use of rl_catch_signals variable with "#if \ 
HAVE_RL_CATCH_SIGNALS".

   Add comment in patch/patch-aa quote from last commit message.