While trying to run configure in Solaris 11.4, I quickly run into:

root@hemlock:~/qemu-5.0.0# ./configure
./configure[62]: local: not found [No such file or directory]
./configure[62]: local: not found [No such file or directory]
./configure[62]: local: not found [No such file or directory]
./configure[62]: local: not found [No such file or directory]
./configure[62]: local: not found [No such file or directory]
./configure[62]: local: not found [No such file or directory]
./configure[62]: local: not found [No such file or directory]
./configure[62]: local: not found [No such file or directory]
./configure[62]: local: not found [No such file or directory]
./configure[62]: local: not found [No such file or directory]
./configure[62]: local: not found [No such file or directory]
./configure[62]: local: not found [No such file or directory]
./configure[62]: local: not found [No such file or directory]
./configure[62]: local: not found [No such file or directory]
./configure[62]: local: not found [No such file or directory]
./configure[62]: local: not found [No such file or directory]
./configure[62]: local: not found [No such file or directory]
./configure[62]: local: not found [No such file or directory]
./configure[62]: local: not found [No such file or directory]
grep: illegal option -- e
Usage: grep [-c|-l|-q] -bhinsvw pattern file . . .
./configure[62]: local: not found [No such file or directory]

ERROR: "cc" either does not exist or does not work

root@hemlock:~/qemu-5.0.0# gcc --version
gcc (GCC) 7.3.0
Copyright (C) 2017 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

root@hemlock:~/qemu-5.0.0#

Line 62 is

    local compiler="$1"

I'm not familiar with this construct.  What does "local" do?  It wasn't in the configure file for QEMU 2.12.  (And I already said "cc=gcc")

            - Michele