Upgrade from squid 6.14 to 7.3 fails

Hi,

Now that squid 7 is out, I tried to update my system, but if fails on 
FreeBSD numenor.groumpf.org 14.3-STABLE FreeBSD 14.3-STABLE 
stable/14-f9d671f726ac GENERIC amd64

c++ -std=c++17 -DHAVE_CONFIG_H 
-DDEFAULT_CONFIG_FILE=\"/usr/local/etc/squid/squid.conf\" 
-DDEFAULT_SQUID_DATA_DIR=\"/usr/local/etc/squid\" 
-DDEFAULT_SQUID_CONFIG_DIR=\"/usr/local/etc/squid\"   -I.. -I../include 
-I../lib -I../src -I../include -I/usr/local/include -I../libltdl 
-I../src -I../libltdl -I/usr/local/include -I/usr/local/include 
-I/usr/local/include -I/usr/local/include -I/usr/local/include -isystem 
/usr/local/include -Wall -Wextra -Wno-unused-private-field 
-Wno-implicit-fallthrough -Wpointer-arith -Wwrite-strings -Wcomments 
-Wshadow -Wmissing-declarations -Woverloaded-virtual  -D_REENTRANT 
-I/usr/local/include -pipe -g -march=core2 -g -DLDAP_DEPRECATED -g 
-fstack-protector-strong -isystem /usr/local/include 
-fno-strict-aliasing -g -isystem /usr/local/include -I/usr/local/include 
-MT tools.o -MD -MP -MF $depbase.Tpo -c -o tools.o tools.cc &&\
mv -f $depbase.Tpo $depbase.Po
tools.cc:403:21: error: use of undeclared identifier 'debug_log'
   403 |             fprintf(debug_log, "Failed to trace own stack: "
       |                     ^
tools.cc:408:21: error: use of undeclared identifier 'debug_log'
   408 |             fprintf(debug_log, "Failed to trace own stack: "
       |                     ^
tools.cc:413:10: error: use of undeclared identifier 'debug_log'
   413 |         fprintf(debug_log, "Backtrace follows (deepest frame 
first):\n");
       |                 ^
tools.cc:423:14: error: use of undeclared identifier 'debug_log'
   423 |             fprintf(debug_log, "#%zd: %s + 0x%zx, ip = 0x%zx, 
sp = 0x%zx\n",
       |                     ^
tools.cc:426:10: error: use of undeclared identifier 'debug_log'
   426 |         fprintf(debug_log, "Use addr2line of similar to 
translate offsets to line information.\n");
       |                 ^
5 errors generated.

I tried with or without the DEBUG flag in make config, no change

Output of make "showconfig"

===> The following configuration options are available for squid-7.3:
      ARP_ACL=on: ARP/MAC/EUI based authentification
      CACHE_DIGESTS=on: Use cache digests
      DEBUG=off: Build with extended debugging support
      DELAY_POOLS=on: Delay pools (bandwidth limiting)
      DOCS=on: Build and/or install documentation
      ECAP=on: Loadable content adaptation modules
      EXAMPLES=on: Build and/or install examples
      FOLLOW_XFF=on: Support for the X-Following-For header
      FS_AUFS=on: AUFS (threaded-io) support
      FS_DISKD=on: DISKD storage engine controlled by separate service
      FS_ROCK=on: ROCK storage engine
      HTCP=on: HTCP support
      ICAP=on: the ICAP client
      ICMP=on: ICMP pinging and network measurement
      IPV6=on: IPv6 protocol support
      KQUEUE=on: Kqueue(2) support
      LARGEFILE=on: Support large (>2GB) cache and log files
      LAX_HTTP=on: Do not enforce strict HTTP compliance
      NETTLE=on: Nettle MD5 algorithm support
      SNMP=on: SNMP support
      SSL=on: SSL gatewaying support
      SSL_CRTD=on: Use ssl_crtd to handle SSL cert requests
      STACKTRACES=on: Enable automatic backtraces on fatal errors
      TDB=off: TrivialDB support required for session and time quota 
external helpers
      VIA_DB=on: Forward/Via database
      WCCP=on: Web Cache Coordination Protocol
      WCCPV2=on: Web Cache Coordination Protocol v2
====> Authentication helpers
      AUTH_LDAP=on: Install LDAP authentication helpers
      AUTH_NIS=off: Install NIS/YP authentication helpers
      AUTH_SASL=off: Install SASL authentication helpers
      AUTH_SMB=off: Install SMB auth. helpers (req. Samba)
      AUTH_SQL=on: Install SQL based auth
====> GSSAPI Security API support: you have to select exactly one of them
      GSSAPI_BASE=off: GSSAPI support via base system (needs Kerberos)
      GSSAPI_HEIMDAL=off: GSSAPI support via security/heimdal
      GSSAPI_MIT=off: GSSAPI support via security/krb5
      GSSAPI_NONE=on: Disable GSSAPI support
====> Options available for the radio FW: you can only select none or 
one of them
      TP_IPF=off: Transparent proxying with IPFilter
      TP_IPFW=off: Transparent proxying with IPFW
      TP_PF=on: Transparent proxying with PF

Regards,

Xavier

-- 
Xavier HUMBERT - Unix/Win/MacOSX Sysadmin/Network Engineer
https://www.amdh.fr