diff --git a/config/ac-macros/misc.m4 b/config/ac-macros/misc.m4 index 201702e5379..d75dedafa2a 100644 --- a/config/ac-macros/misc.m4 +++ b/config/ac-macros/misc.m4 @@ -646,8 +646,8 @@ m4_define([_AC_PROG_CXX_EXIT_DECLARATION], 'void exit (int);' \ '#include ' do - _AC_COMPILE_IFELSE([AC_LANG_PROGRAM([@%:@include -$ac_declaration], + _AC_COMPILE_IFELSE([AC_LANG_PROGRAM([$ac_declaration +@%:@include ], [exit (42);])], [], [continue])