In /usr/bin/pic2tpic line 39:
	' $*
          ^-- SC2048: Use "$@" (with quotes) to prevent whitespace problems.
          ^-- SC2086: Double quote to prevent globbing and word splitting.

Did you mean: 
	' "$*"

For more information:
  https://www.shellcheck.net/wiki/SC2048 -- Use "$@" (with quotes) to prevent...
  https://www.shellcheck.net/wiki/SC2086 -- Double quote to prevent globbing ...