[...]

+ cd WWW-Curl-4.17
+ /usr/bin/perl Makefile.PL 'INSTALLDIRS=vendor'
Locating required external dependency bin:curl-config... found at /usr/bin/curl-config.
The version is libcurl 7.69.1
Found curl.h in /usr/include/curl/curl.h
Building curlopt-constants.c for your libcurl version
Building Easy.pm constants for your libcurl version
Building Share.pm constants for your libcurl version
Checking if your kit is complete...
Looks good
Generating a Unix-style Makefile
Writing Makefile for WWW::Curl
Writing MYMETA.yml and MYMETA.json
+ /usr/bin/make -j4 'CC=i686-tld-linux-gcc' 'LD=i686-tld-linux-gcc' 'OPTIMIZE=-O2 -fwrapv -pipe -Wformat -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -fstack-protector --param=ssp-buffer-size=4 -fomit-frame-pointer -march=i686 -fasynchronous-unwind-tables -mtune=pentium4 ' 'OTHERLDFLAGS=-Wl,--as-needed -Wl,--no-copy-dt-needed-entries -Wl,-z,relro -Wl,-z,combreloc '
Running Mkbootstrap for Curl ()
"/usr/bin/perl5.30.2" "-Iinc" "/usr/share/perl5/5.30.2/ExtUtils/xsubpp"  -typemap '/usr/share/perl5/5.30.2/ExtUtils/typemap' -typemap '/tmp/B.St6zT_/BUILD/WWW-Curl-4.17/typemap'  Curl.xs > Curl.xsc
chmod 644 "Curl.bs"
"/usr/bin/perl5.30.2" "-Iinc" -MExtUtils::Command::MM -e 'cp_nonempty' -- Curl.bs blib/arch/auto/WWW/Curl/Curl.bs 644
cp lib/WWW/Curl.pm blib/lib/WWW/Curl.pm
cp lib/WWW/Curl/Multi.pm blib/lib/WWW/Curl/Multi.pm
cp lib/WWW/Curl/Form.pm blib/lib/WWW/Curl/Form.pm
cp lib/WWW/Curl/Share.pm blib/lib/WWW/Curl/Share.pm
cp lib/WWW/Curl/Easy.pm blib/lib/WWW/Curl/Easy.pm
mv Curl.xsc Curl.c
i686-tld-linux-gcc -c  -I/usr/include -D_REENTRANT -D_GNU_SOURCE -fwrapv -fno-strict-aliasing -pipe -fstack-protector-strong -I/usr/local/include -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -O2 -fwrapv -pipe -Wformat -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -fstack-protector --param=ssp-buffer-size=4 -fomit-frame-pointer -march=i686 -fasynchronous-unwind-tables -mtune=pentium4    -DVERSION=\"4.17\" -DXS_VERSION=\"4.17\" -fPIC "-I/usr/lib/perl5/5.30.2/i686-tld-linux-thread-multi/CORE"   Curl.c
In file included from Curl.xs:578:
curlopt-constants.c: In function 'constant':
curlopt-constants.c:183:46: error: 'CURL_WIN32' undeclared (first use in this function); did you mean 'CURLINFO'?
  183 |             if (strEQ(name, "WIN32")) return CURL_WIN32;
      |                                              ^~~~~~~~~~
      |                                              CURLINFO
curlopt-constants.c:183:46: note: each undeclared identifier is reported only once for each function it appears in
curlopt-constants.c:2403:48: error: 'CURLOPT' undeclared (first use in this function)
 2403 |             if (strEQ(name, "CURLOPT")) return CURLOPT;
      |                                                ^~~~~~~
make: *** [Makefile:347: Curl.o] Error 1
error: Bad exit status from /tmp/B.St6zT_/BUILD/tmp/rpm-tmp.71741 (%build)
RPM build errors:
    Bad exit status from /tmp/B.St6zT_/BUILD/tmp/rpm-tmp.71741 (%build)
ended at: Wed Apr 29 21:14:29 2020, done in 0:00:01.319279
error: No files produced.
+ chmod -R u+rwX /tmp/B.St6zT_/BUILD
+ rm -rf /tmp/B.St6zT_/tmp /tmp/B.St6zT_/BUILD
+ rm -rf /tmp/B.St6zT_
Begin-TLD-Builder-Info
Build-Time: user:3.59s sys:0.91s real:8.50s (faults io:0 non-io:147107)
End-TLD-Builder-Info