fonts/harfbuzz build fails

[Marc Baudoin <babafou%babafou.eu.org@localhost>]

Hi again,

On NetBSD/amd64 9.3 with up to date pkgsrc:

[22/93] Compiling C++ object src/libharfbuzz.so.0.60730.0.p/hb-ot-font.cc.o
FAILED: src/libharfbuzz.so.0.60730.0.p/hb-ot-font.cc.o 
c++ -Isrc/libharfbuzz.so.0.60730.0.p -Isrc -I../src -I. -I.. -I/usr/pkg/include/freetype2 -I/usr/pkg/include/libpng16 -I/usr/pkg/include -I/usr/pkg/include/glib-2.0 -I/usr/pkg/lib/glib-2.0/include -I/usr/pkg/include/gio-unix-2.0 -I/usr/include -fdiagnostics-color=always -D_FILE_OFFSET_BITS=64 -Wall -Winvalid-pch -std=c++11 -fno-exceptions -fno-rtti -fno-exceptions -fno-rtti -fno-threadsafe-statics -fvisibility-inlines-hidden -DHAVE_CONFIG_H -O2 -fPIC -D_FORTIFY_SOURCE=2 -fPIC -pthread -Wno-non-virtual-dtor -MD -MQ src/libharfbuzz.so.0.60730.0.p/hb-ot-font.cc.o -MF src/libharfbuzz.so.0.60730.0.p/hb-ot-font.cc.o.d -o src/libharfbuzz.so.0.60730.0.p/hb-ot-font.cc.o -c ../src/hb-ot-font.cc
In file included from ../src/OT/glyf/Glyph.hh:10:0,
                 from ../src/OT/glyf/glyf.hh:13,
                 from ../src/hb-ot-glyf-table.hh:33,
                 from ../src/hb-ot-font.cc:40:
../src/OT/glyf/VarCompositeGlyph.hh: In static member function 'static void OT::glyf_impl::VarCompositeGlyphRecord::rotate(float (&)[4], OT::contour_point_t&, float)':
../src/OT/glyf/VarCompositeGlyph.hh:184:5: error: 'sincosf' was not declared in this scope
     sincosf (rotation, &s, &c);
     ^~~~~~~
../src/OT/glyf/VarCompositeGlyph.hh:184:5: note: suggested alternative: 'sinhf'
     sincosf (rotation, &s, &c);
     ^~~~~~~
     sinhf
ninja: build stopped: subcommand failed.
*** Error code 1

Is anybody else having the same problem?