diff options
| -rw-r--r-- | doc/autoconf.texi | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/doc/autoconf.texi b/doc/autoconf.texi index 247a46ca..82837a2b 100644 --- a/doc/autoconf.texi +++ b/doc/autoconf.texi @@ -4863,15 +4863,15 @@ like the following, to declare it properly. #endif #ifdef HAVE_ALLOCA_H # include <alloca.h> -#elif defined __GNUC__ -# define alloca __builtin_alloca -#elif defined _AIX -# define alloca __alloca -#elif defined _MSC_VER -# include <malloc.h> -# define alloca _alloca -#else -# ifndef HAVE_ALLOCA +#elif !defined alloca +# ifdef __GNUC__ +# define alloca __builtin_alloca +# elif defined _AIX +# define alloca __alloca +# elif defined _MSC_VER +# include <malloc.h> +# define alloca _alloca +# elif !defined HAVE_ALLOCA # ifdef __cplusplus extern "C" # endif |