-Note: the pkg-config program is not available. Both this configure
-script and the Makefile of notmuch use pkg-config to find the
-compilation flags required to link against the various libraries
-needed by notmuch. It's possible you simply need to install pkg-config
-with a command such as:
+Note: the pkg-config program is not available. This configure script
+uses pkg-config to find the compilation flags required to link against
+the various libraries needed by notmuch. It's possible you simply need
+to install pkg-config with a command such as: