FreeBSD compilation fails with ./configure: [[: not found

[jTd7bPLFb]

Before, I could compile dash core (dashd, dash-cli) without issues on FreeBSD.
After latest git pull, it's not possible anymore.
fails with
./configure: [[: not found

to compile as before

git clone https://github.com/dashpay/dash

export CXXFLAGS="-I/usr/local/include -pthread"
export CPPFLAGS="-I/usr/local/include -pthread"
export LDFLAGS="-L/usr/local/lib"

./configure --without-miniupnpc --enable-wallet --without-bdb
--with-gui=no --disable-tests --disable-bench MAKE=gmake
gmake -jnproc

System information
FreeBSD 14.1
x86