- AS_IF([test "$]AS_TR_SH([ax_cv_have_]$1)[" = "yes"],
- AC_DEFINE([HAVE_]$1, [1], [Define to 1 if ]$1[ is found])
- m4_ifnblank([$4], [$4]),
- m4_ifnblank([$5], [$5]))
-])
+ AS_IF([test "$]AS_TR_SH([ax_cv_have_]$1)[" = "yes"],
+ [AC_DEFINE([HAVE_]$1, [1], [Define to 1 if ]$1[ is found])
+ ifelse([$4], , :, [$4])],
+ [ifelse([$5], , :, [$5])])
+ ])