--- rpm-4.11.3/scripts/find-debuginfo.sh.old	2019-07-26 10:03:50.390264038 +0200
+++ rpm-4.11.3/scripts/find-debuginfo.sh	2019-07-26 10:24:12.540154792 +0200
@@ -109,7 +109,7 @@
   shift
 done
 
-if ("$strip_g" = "true") && ("$strip_glibs" = "true"); then
+if [ "$strip_g" = "true" ] && [ "$strip_glibs" = "true" ]; then
   echo >&2 "*** ERROR: -g  and --g-libs cannot be used together"
   exit 2
 fi