# Copyright (C) Igor Sysoev
# Copyright (C) Nginx, Inc.
    ngx_feature="GD library"
    ngx_feature_name=
    ngx_feature_run=no
    ngx_feature_incs="#include <gd.h>"
    ngx_feature_path=
    ngx_feature_libs="-lgd"
    ngx_feature_test="gdImagePtr img = gdImageCreateFromGifPtr(1, NULL);"
    . auto/feature
if [ $ngx_found = no ]; then
    # FreeBSD port
    ngx_feature="GD library in /usr/local/"
    ngx_feature_path="/usr/local/include"
    if [ $NGX_RPATH = YES ]; then
        ngx_feature_libs="-R/usr/local/lib -L/usr/local/lib -lgd"
    else
        ngx_feature_libs="-L/usr/local/lib -lgd"
    fi
    . auto/feature
fi
if [ $ngx_found = no ]; then
    # NetBSD port
    ngx_feature="GD library in /usr/pkg/"
    ngx_feature_path="/usr/pkg/include"
    if [ $NGX_RPATH = YES ]; then
        ngx_feature_libs="-R/usr/pkg/lib -L/usr/pkg/lib -lgd"
    else
        ngx_feature_libs="-L/usr/pkg/lib -lgd"
    fi
    . auto/feature
fi
if [ $ngx_found = no ]; then
    # MacPorts
    ngx_feature="GD library in /opt/local/"
    ngx_feature_path="/opt/local/include"
    if [ $NGX_RPATH = YES ]; then
        ngx_feature_libs="-R/opt/local/lib -L/opt/local/lib -lgd"
    else
        ngx_feature_libs="-L/opt/local/lib -lgd"
    fi
    . auto/feature
fi
if [ $ngx_found = yes ]; then
    CORE_INCS="$CORE_INCS $ngx_feature_path"
    CORE_LIBS="$CORE_LIBS $ngx_feature_libs"
else
cat << END
$0: error: the HTTP image filter module requires the GD library.
You can either do not enable the module or install the libraries.
END
    exit 1
fi
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