Clone of https://github.com/NixOS/nixpkgs.git (to stress-test knotserver)
1diff --git a/crypto/x509/by_file.c b/crypto/x509/by_file.c
2index 244512c935..f0b70d7ea1 100644
3--- a/crypto/x509/by_file.c
4+++ b/crypto/x509/by_file.c
5@@ -46,7 +46,9 @@ static int by_file_ctrl(X509_LOOKUP *ctx, int cmd, const char *argp,
6 switch (cmd) {
7 case X509_L_FILE_LOAD:
8 if (argl == X509_FILETYPE_DEFAULT) {
9- file = ossl_safe_getenv(X509_get_default_cert_file_env());
10+ file = ossl_safe_getenv("NIX_SSL_CERT_FILE");
11+ if (!file)
12+ file = ossl_safe_getenv(X509_get_default_cert_file_env());
13 if (file)
14 ok = (X509_load_cert_crl_file(ctx, file,
15 X509_FILETYPE_PEM) != 0);