--- configure.ac.prev	2020-03-11 20:42:09.000000000 +0300
+++ configure.ac	2020-09-24 22:20:05.999398242 +0300
@@ -96,7 +96,10 @@
 GUILE_PKG([3.0 2.2])
 GUILE_PROGS
 if test "x$GUILD" = "x"; then
-   AC_MSG_ERROR(['guild' binary not found; please check your Guile installation.])
+  GUILD="`pkg-config guile-3.0 --variable=guild`"
+  if test "x$GUILD" = "x"; then
+    AC_MSG_ERROR(['guild' binary not found; please check your Guile installation.])
+  fi
 fi
 
 if test "x$GUILE_EFFECTIVE_VERSION" = "x2.2"; then