pkg/60410: mail/thunderbird: Unknown compiler "cc"; available options: clang emcc gcc icc msvc sunstudio xcode xlc

["campbell+netbsd%mumble.net@localhost via gnats" <gnats-admin%NetBSD.org@localhost>]

>Number:         60410
>Category:       pkg
>Synopsis:       mail/thunderbird: Unknown compiler "cc"; available options: clang emcc gcc icc msvc sunstudio xcode xlc
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    pkg-manager
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Sat Jul 04 21:15:00 +0000 2026
>Originator:     Taylor R Campbell
>Release:        netbsd-11, pkgsrc-2026Q2
>Organization:
The Thundering Bird, Inc.
>Environment:
NetBSD manticore.local 11.0 NetBSD 11.0 (LIBKVER) #0: Tue Jan 19 00:00:00 UTC 2038 root@localhost:/sys/arch/amd64/compile/LIBKVER amd64

(really: NetBSD 11.0_RC5 kernel and userland)

BUILD_START_DIR=20260701.1613
>Description:
While mail/thunderbird is trying to configure Botan:

GECKO_SOURCE_CHANGESET: 08b6bd8d41197610421c9afa119fdf1cb8b8153e
Configuring Botan...
DEBUG: Executing: `/tmp/pkgbuild/mail/thunderbird/work/.home/.mozbuild/srcdirs/thunderbird-151.0.1-701baca6a3ab/_virtualenvs/build/bin/python /tmp/pkgbuild/mail/thunderbird/work/thunderbird-151.0.1/mach --log-no-times python --virtualenv build /tmp/pkgbuild/mail/thunderbird/work/thunderbird-151.0.1/comm/third_party/botan/configure.py --cc=cc --cc-bin=/tmp/pkgbuild/mail/thunderbird/work/.cwrapper/bin/c++ --cpu=x86_64 --os=netbsd --with-build-dir=/tmp/pkgbuild/mail/thunderbird/work/build/comm/third_party/botan --build-targets=static --minimized-build --link-method=copy --without-documentation --distribution-info=Thunderbird_151.0.1 --enable-modules=aead,aes,auto_rng,bigint,blowfish,camellia,cast128,cbc,cfb,crc24,des,dl_group,dsa,eax,ec_group,ecdh,ecdsa,ed25519,elgamal,eme_pkcs1,emsa_pkcs1,emsa_raw,ffi,hash,hkdf,hmac,hmac_drbg,idea,kdf,md5,ocb,pcurves_brainpool256r1,pcurves_brainpool384r1,pcurves_brainpool512r1,pcurves_generic,pcurves_numsp512d1,pcurves_secp192r1,pcurves_secp224r1,pcurv
 es_secp256k1,pcurves_secp256r1,pcurves_secp384r1,pcurves_secp521r1,pcurves_sm2p256v1,pgp_s2k,pubkey,raw_hash,rfc3394,rmd160,rsa,sha1,sha2_32,sha2_64,sha3,sm2,sm3,sm4,sp800_56a,system_rng,twofish,x25519`
DEBUG: The command returned non-zero exit status 1.
DEBUG: Its output was:
DEBUG: |    INFO: /tmp/pkgbuild/mail/thunderbird/work/thunderbird-151.0.1/comm/third_party/botan/configure.py invoked with options "--cc=cc --cc-bin=/tmp/pkgbuild/mail/thunderbird/work/.cwrapper/bin/c++ --cpu=x86_64 --os=netbsd --with-build-dir=/tmp/pkgbuild/mail/thunderbird/work/build/comm/third_party/botan --build-targets=static --minimized-build --link-method=copy --without-documentation --distribution-info=Thunderbird_151.0.1 --enable-modules=aead,aes,auto_rng,bigint,blowfish,camellia,cast128,cbc,cfb,crc24,des,dl_group,dsa,eax,ec_group,ecdh,ecdsa,ed25519,elgamal,eme_pkcs1,emsa_pkcs1,emsa_raw,ffi,hash,hkdf,hmac,hmac_drbg,idea,kdf,md5,ocb,pcurves_brainpool256r1,pcurves_brainpool384r1,pcurves_brainpool512r1,pcurves_generic,pcurves_numsp512d1,pcurves_secp192r1,pcurves_secp224r1,pcurves_secp256k1,pcurves_secp256r1,pcurves_secp384r1,pcurves_secp521r1,pcurves_sm2p256v1,pgp_s2k,pubkey,raw_hash,rfc3394,rmd160,rsa,sha1,sha2_32,sha2_64,sha3,sm2,sm3,sm4,sp800_56a,system_rng,twofish,x25519"
DEBUG: |    INFO: Configuring to build Botan 3.8.1 (revision unknown)
DEBUG: |    INFO: Python version: "3.13.14 (main, Jul  1 2026, 17:37:18) [GCC 12.5.0]"
DEBUG: |    INFO: Implicit --cxxflags=-O2 -msse2 -D__LOCALE_C_ONLY -D_NETBSD_SOURCE -I/pkg/2026Q2/include -I/usr/include -I/pkg/2026Q2/include/libxml2 -I/pkg/2026Q2/include/nspr -I/pkg/2026Q2/include/libdrm -I/pkg/2026Q2/include/glib-2.0 -I/pkg/2026Q2/include/gio-unix-2.0 -I/pkg/2026Q2/lib/glib-2.0/include -I/pkg/2026Q2/include/ffmpeg8 -I/pkg/2026Q2/include/freetype2 -I/pkg/2026Q2/include/harfbuzz due to environment variable CXXFLAGS
DEBUG: |    INFO: Implicit --ldflags=-Wl,-R/pkg/2026Q2/lib/thunderbird -Wl,-zrelro -L/pkg/2026Q2/lib -Wl,-R/pkg/2026Q2/lib -lexecinfo -L/usr/lib -Wl,-R/usr/lib -L/pkg/2026Q2/lib/nspr -Wl,-R/pkg/2026Q2/lib/nspr -L/pkg/2026Q2/lib/nss -Wl,-R/pkg/2026Q2/lib/nss -L/pkg/2026Q2/lib/ffmpeg8 -Wl,-R/pkg/2026Q2/lib/ffmpeg8 due to environment variable LDFLAGS
DEBUG: |    INFO: Autodetected platform information: OS="NetBSD" machine="amd64" proc="x86_64"
DEBUG: |   ERROR: Unknown compiler "cc"; available options: clang emcc gcc icc msvc sunstudio xcode xlc
DEBUG: | Creating the 'common' site at /tmp/pkgbuild/mail/thunderbird/work/.home/.mozbuild/srcdirs/thunderbird-151.0.1-701baca6a3ab/_virtualenvs/common
ERROR: Command `/tmp/pkgbuild/mail/thunderbird/work/.home/.mozbuild/srcdirs/thunderbird-151.0.1-701baca6a3ab/_virtualenvs/build/bin/python /tmp/pkgbuild/mail/thunderbird/work/thunderbird-151.0.1/mach --log-no-times python --virtualenv build /tmp/pkgbuild/mail/thunderbird/work/thunderbird-151.0.1/comm/third_party/botan/configure.py --cc=cc --cc-bin=/tmp/pkgbuild/mail/thunderbird/work/.cwrapper/bin/c++ --cpu=x86_64 --os=netbsd --with-build-dir=/tmp/pkgbuild/mail/thunderbird/work/build/comm/third_party/botan --build-targets=static --minimized-build --link-method=copy --without-documentation --distribution-info=Thunderbird_151.0.1 --enable-modules=aead,aes,auto_rng,bigint,blowfish,camellia,cast128,cbc,cfb,crc24,des,dl_group,dsa,eax,ec_group,ecdh,ecdsa,ed25519,elgamal,eme_pkcs1,emsa_pkcs1,emsa_raw,ffi,hash,hkdf,hmac,hmac_drbg,idea,kdf,md5,ocb,pcurves_brainpool256r1,pcurves_brainpool384r1,pcurves_brainpool512r1,pcurves_generic,pcurves_numsp512d1,pcurves_secp192r1,pcurves_secp224r1,pcurves_
 secp256k1,pcurves_secp256r1,pcurves_secp384r1,pcurves_secp521r1,pcurves_sm2p256v1,pgp_s2k,pubkey,raw_hash,rfc3394,rmd160,rsa,sha1,sha2_32,sha2_64,sha3,sm2,sm3,sm4,sp800_56a,system_rng,twofish,x25519` failed with exit status 1.
*** Error code 1

Stop.
bmake[1]: stopped making "configure" in /pkgsrc/mail/thunderbird
*** Error code 1

>How-To-Repeat:
cd mail/thunderbird && bmake package
>Fix:
Yes, please!