[jdk20u] RFR: 8289735: UTIL_LOOKUP_PROGS fails on pathes with space [v2]

[Christoph Langer]

> I had to resolve configure.ac

Christoph Langer has updated the pull request incrementally with one additional commit since the last revision:

  Include JDK-8306976

-------------

Changes:
  - all: https://git.openjdk.org/jdk20u/pull/63/files
  - new: https://git.openjdk.org/jdk20u/pull/63/files/091e802d..cbbe2293

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk20u&pr=63&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk20u&pr=63&range=00-01

  Stats: 2 lines in 1 file changed: 1 ins; 1 del; 0 mod
  Patch: https://git.openjdk.org/jdk20u/pull/63.diff
  Fetch: git fetch https://git.openjdk.org/jdk20u.git pull/63/head:pull/63

PR: https://git.openjdk.org/jdk20u/pull/63