/usr/share/aclocal/libagg.m4 is in libagg-dev 2.5+dfsg1-11.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 | # Configure paths for libagg
# Kirill Smelkov 2005-10-23, based on freetype2.m4 by Marcelo Magallon
# AC_CHECK_LIBAGG([MINIMUM-VERSION [, ACTION-IF-FOUND [,ACTION-IF-NOT-FOUND]]])
# Test for libagg, and define LIBAGG_CFLAGS and LIBAGG_LIBS
#
AC_DEFUN([AC_CHECK_LIBAGG],
[
# Get the cflags and libraries from pkg-config libagg ...
AC_ARG_WITH([libagg],
AS_HELP_STRING([--with-libagg=PREFIX],
[Prefix where libagg is installed (optional)]),
[libagg_prefix="$withval"],
[libagg_prefix=""])
libagg_name=libagg
if test "x$libagg_prefix" != "x"; then
libagg_name="$libagg_prefix/lib/pkgconfig/libagg.pc"
fi
PKG_CHECK_MODULES([LIBAGG], "$libagg_name", success=yes, success=no)
if test "x$success" = xyes; then
ifelse([$2], , :, [$2])
AC_SUBST([LIBAGG_CFLAGS])
AC_SUBST([LIBAGG_LIBS])
else
ifelse([$3], , :, [$3])
fi
])
# end of libagg.m4
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