[source]
tar = "https://ftp.gnu.org/gnu/m4/m4-1.14.21.tar.xz"
patches = ["redox.patch"]

[build]
template = "custom"
script = """
DYNAMIC_INIT
COOKBOOK_CONFIGURE_FLAGS+=(
    --disable-nls
    ac_cv_func___freadahead=yes
    ac_cv_have_decl___freadahead=yes
    gl_cv_header_wchar_h_correct_inline=yes
    gl_cv_func_btowc_nul=yes
    gl_cv_func_btowc_consistent=yes
    gl_cv_onwards_func___freadahead=yes
)
cookbook_configure
"""

[package]
description = "GNU M4 macro processor"