Updated config/configure.in.

Co-authored-by: xOneca <xoneca@gmail.com>

Author: carlonluca

config/configure.in

@@ -571,7 +571,7 @@ if test $? -ne 0; then
   CURL=no
 fi
 CURL_LIB=$(ocamlfind query -a-format -predicates native curl 2> /dev/null)
-if [ $? -ne 0 ]; then
+if test $? -ne 0; then
   CURL=no
 fi
 CURL_CLIB=$(ocamlfind query -l-format -predicates native curl 2> /dev/null)