use direct syscall rather than write function in posix_spawn child
[musl] / tools /
drwxr-xr-x   ..
-rwxr-xr-x 924 install.sh
-rw-r--r-- 451 mkalltypes.sed
-rw-r--r-- 625 musl-gcc.specs.sh
-rw-r--r-- 209 version.sh