Replace `which` with `command -v`
as well as neutrinolabs/xorgxrdp#204.
Reported by:
#!/bin/sh
-which autoconf
+command -v autoconf
if ! test $? -eq 0
then
echo "error, install autoconf"
exit 1
fi
-which automake
+command -v automake
if ! test $? -eq 0
then
echo "error, install automake"
exit 1
fi
-which libtool || which libtoolize
+command -v libtool || command -v libtoolize
if ! test $? -eq 0
then
echo "error, install libtool"
exit 1
fi
-which pkg-config
+command -v pkg-config
if ! test $? -eq 0
then
echo "error, install pkg-config"
