autoconf: Use ":" instead of "dnl" as a noop

Fixes bitcoin#424.
furszy · May 18, 2020 · 5e8747a · 5e8747a
1 parent f39f99b
commit 5e8747a
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/configure.ac b/configure.ac
@@ -210,7 +210,7 @@ if test x"$use_ecmult_static_precomputation" != x"no"; then
   AC_RUN_IFELSE(
     [AC_LANG_PROGRAM([], [])],
     [working_native_cc=yes],
-    [working_native_cc=no],[dnl])
+    [working_native_cc=no],[:])
 
   CFLAGS_FOR_BUILD="$CFLAGS"