~/mupdf/platform/wasm master*
❯ make EMSDK_DIR=/Users/a./opt/emsdk
/Library/Developer/CommandLineTools/usr/bin/make -j4 -C ../.. \
		OUT=wasm build=release \
		XCFLAGS='-DTOFU -DTOFU_CJK -DFZ_ENABLE_SVG=0 -DFZ_ENABLE_HTML=0 -DFZ_ENABLE_EPUB=0 -DFZ_ENABLE_JS=0' \
		generate
make[1]: Nothing to be done for `generate'.
BASH_SOURCE=/Users/a./opt/emsdk/emsdk_env.sh; \
	. /Users/a./opt/emsdk/emsdk_env.sh; \
	/Library/Developer/CommandLineTools/usr/bin/make -j4 -C ../.. \
		OS=wasm build=release \
		XCFLAGS='-DTOFU -DTOFU_CJK -DFZ_ENABLE_SVG=0 -DFZ_ENABLE_HTML=0 -DFZ_ENABLE_EPUB=0 -DFZ_ENABLE_JS=0' \
		libs
make: *** [../../build/wasm/libmupdf.a] Error 127