gcc build fails complaining %u expects unsigned int, but getpid() returns

pid_t -- which is an int on Solaris now (historically a long).

This patch should be sent upstream.

--- evince-3.16.0/libdocument/ev-file-helpers.c 2014-11-29 01:40:15.000000000 -0800

+++ evince-3.16.0.new/libdocument/ev-file-helpers.c 2015-07-08 13:57:33.999990934 -0700

@@ -88,7 +88,7 @@

const gchar *prgname;

prgname = g_get_prgname ();

- dirname = g_strdup_printf ("%s-%u", prgname ? prgname : "unknown", getpid ());

+ dirname = g_strdup_printf ("%s-%u", prgname ? prgname : "unknown", (unsigned int) getpid ());

tmp_dir = g_build_filename (g_get_tmp_dir (), dirname, NULL);

g_free (dirname);

}