## An ACL action to add the given HDRS, which are a `\n'-terminated list of
## new header lines.
m4_define(<:ADD_HEADER:>, <:m4_dnl
## An ACL action to add the given HDRS, which are a `\n'-terminated list of
## new header lines.
m4_define(<:ADD_HEADER:>, <:m4_dnl