fix portability issues with $ in double quotes

diff --git a/configure.ac b/configure.ac
index 4625b8672bf5b0dcc977737c2c5086c5c1aa54a6..78345ebb60240e6642f319467defe3e07d4aa263 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -276,6 +276,9 @@ GIT_ARG_SET_PATH(shell)
 # Define PERL_PATH to provide path to Perl.
 GIT_ARG_SET_PATH(perl)
 #
+# Define PYTHON_PATH to provide path to Python.
+GIT_ARG_SET_PATH(python)
+#
 # Define ZLIB_PATH to provide path to zlib.
 GIT_ARG_SET_PATH(zlib)
 #