Libvips: clang : erreur : option non prise en charge '-fopenmp' lors de la mise à niveau vers la version 8.8.1

Je mets à jour libvips vers v8.8.1 et j'ai téléchargé la version tarball.

Lorsque j'ai exécuté make , j'ai reçu l'erreur suivante :

Making all in foreign
depbase=`echo heifload.lo | sed 's|[^/]*$|.deps/&|;s|\.lo$||'`;\
    /bin/sh ../../libtool  --tag=CC   --mode=compile gcc -DHAVE_CONFIG_H -I. -I../..  -I../../libvips/include -DG_DISABLE_ASSERT -DG_DISABLE_CHECKS -fopenmp -Xpreprocessor -I/usr/local/opt/hdf5/include -I/usr/local/opt/gettext/include -I/usr/local/opt/freetype/include/freetype2 -I/usr/local/Cellar/webp/1.0.3/include -I/usr/local/Cellar/poppler/0.79.0/include/poppler/glib -I/usr/local/Cellar/poppler/0.79.0/include/poppler -I/usr/local/Cellar/pixman/0.38.4/include/pixman-1 -I/usr/local/Cellar/pcre/8.43/include -I/usr/local/Cellar/pango/1.44.5/include/pango-1.0 -I/usr/local/Cellar/orc/0.4.29/include/orc-0.4 -I/usr/local/Cellar/openslide/3.4.1_5/include/openslide -I/usr/local/Cellar/openexr/2.3.0/include/OpenEXR -I/usr/local/Cellar/little-cms2/2.9/include -I/usr/local/Cellar/libtiff/4.0.10_1/include -I/usr/local/Cellar/librsvg/2.44.14_1/include/librsvg-2.0 -I/usr/local/Cellar/libpng/1.6.37/include/libpng16 -I/usr/local/Cellar/libmatio/1.5.17/include -I/usr/local/Cellar/libheif/1.5.0/include -I/usr/local/Cellar/libgsf/1.14.46_1/include/libgsf-1 -I/usr/local/Cellar/libffi/3.2.1/lib/libffi-3.2.1/include -I/usr/local/Cellar/libexif/0.6.21/include -I/usr/local/Cellar/jpeg/9c/include -I/usr/local/Cellar/imagemagick/7.0.8-59/include/ImageMagick-7 -I/usr/local/Cellar/ilmbase/2.3.0/include/OpenEXR -I/usr/local/Cellar/harfbuzz/2.6.1/include/harfbuzz -I/usr/local/Cellar/graphite2/1.3.13/include -I/usr/local/Cellar/glib/2.60.6/lib/glib-2.0/include -I/usr/local/Cellar/glib/2.60.6/include/glib-2.0 -I/usr/local/Cellar/glib/2.60.6/include -I/usr/local/Cellar/gdk-pixbuf/2.38.1_1/include/gdk-pixbuf-2.0 -I/usr/local/Cellar/fribidi/1.0.5/include/fribidi -I/usr/local/Cellar/fontconfig/2.13.1/include -I/usr/local/Cellar/fftw/3.3.8_1/include -I/usr/local/Cellar/cfitsio/3.450_1/include -I/usr/local/Cellar/cairo/1.16.0_2/include/cairo -I/usr/include/libxml2 -D_THREAD_SAFE -DMAGICKCORE_QUANTUM_DEPTH=16 -DMAGICKCORE_HDRI_ENABLE=1        -g -O2 -MT heifload.lo -MD -MP -MF $depbase.Tpo -c -o heifload.lo heifload.c &&\
    mv -f $depbase.Tpo $depbase.Plo
libtool: compile:  gcc -DHAVE_CONFIG_H -I. -I../.. -I../../libvips/include -DG_DISABLE_ASSERT -DG_DISABLE_CHECKS -fopenmp -Xpreprocessor -I/usr/local/opt/hdf5/include -I/usr/local/opt/gettext/include -I/usr/local/opt/freetype/include/freetype2 -I/usr/local/Cellar/webp/1.0.3/include -I/usr/local/Cellar/poppler/0.79.0/include/poppler/glib -I/usr/local/Cellar/poppler/0.79.0/include/poppler -I/usr/local/Cellar/pixman/0.38.4/include/pixman-1 -I/usr/local/Cellar/pcre/8.43/include -I/usr/local/Cellar/pango/1.44.5/include/pango-1.0 -I/usr/local/Cellar/orc/0.4.29/include/orc-0.4 -I/usr/local/Cellar/openslide/3.4.1_5/include/openslide -I/usr/local/Cellar/openexr/2.3.0/include/OpenEXR -I/usr/local/Cellar/little-cms2/2.9/include -I/usr/local/Cellar/libtiff/4.0.10_1/include -I/usr/local/Cellar/librsvg/2.44.14_1/include/librsvg-2.0 -I/usr/local/Cellar/libpng/1.6.37/include/libpng16 -I/usr/local/Cellar/libmatio/1.5.17/include -I/usr/local/Cellar/libheif/1.5.0/include -I/usr/local/Cellar/libgsf/1.14.46_1/include/libgsf-1 -I/usr/local/Cellar/libffi/3.2.1/lib/libffi-3.2.1/include -I/usr/local/Cellar/libexif/0.6.21/include -I/usr/local/Cellar/jpeg/9c/include -I/usr/local/Cellar/imagemagick/7.0.8-59/include/ImageMagick-7 -I/usr/local/Cellar/ilmbase/2.3.0/include/OpenEXR -I/usr/local/Cellar/harfbuzz/2.6.1/include/harfbuzz -I/usr/local/Cellar/graphite2/1.3.13/include -I/usr/local/Cellar/glib/2.60.6/lib/glib-2.0/include -I/usr/local/Cellar/glib/2.60.6/include/glib-2.0 -I/usr/local/Cellar/glib/2.60.6/include -I/usr/local/Cellar/gdk-pixbuf/2.38.1_1/include/gdk-pixbuf-2.0 -I/usr/local/Cellar/fribidi/1.0.5/include/fribidi -I/usr/local/Cellar/fontconfig/2.13.1/include -I/usr/local/Cellar/fftw/3.3.8_1/include -I/usr/local/Cellar/cfitsio/3.450_1/include -I/usr/local/Cellar/cairo/1.16.0_2/include/cairo -I/usr/include/libxml2 -D_THREAD_SAFE -DMAGICKCORE_QUANTUM_DEPTH=16 -DMAGICKCORE_HDRI_ENABLE=1 -g -O2 -MT heifload.lo -MD -MP -MF .deps/heifload.Tpo -c heifload.c  -fno-common -DPIC -o .libs/heifload.o
clang: error: unsupported option '-fopenmp'
make[3]: *** [heifload.lo] Error 1
make[2]: *** [all-recursive] Error 1
make[1]: *** [all-recursive] Error 1
make: *** [all] Error 2

Remarque : je fonctionne sous Mac OS - 10.12.6 (16G2127)