- gl_AS_VAR_APPEND(m4_defn([gl_Flags]), [" $gl_unknown_warnings_are_errors $1"])
- AC_COMPILE_IFELSE([m4_default([$4], [AC_LANG_PROGRAM([])])],
- [AS_VAR_SET(gl_Warn, [yes])],
- [AS_VAR_SET(gl_Warn, [no])])
+ gl_AS_VAR_APPEND(m4_defn([gl_Flags]),
+ [" $gl_unknown_warnings_are_errors ]m4_defn([gl_Positive])["])
+ AC_LINK_IFELSE([m4_default([$4], [AC_LANG_PROGRAM([])])],
+ [AS_VAR_SET(gl_Warn, [yes])],
+ [AS_VAR_SET(gl_Warn, [no])])