$ git grep '= \(Curl_safe\|\)realloc(' 
content_encoding.c:    z->next_in = Curl_saferealloc(z->next_in, z->avail_in);
dynbuf.c:    void *p = realloc(s->bufr, a);
getenv.c:    tmp = realloc(buf, rc);
headers.c:  newhs = Curl_saferealloc(hs, sizeof(*hs) + vlen + oalloc + 1);
http2.c:      headp = Curl_saferealloc(stream->push_headers,
krb5.c:      buf->data = Curl_saferealloc(buf->data, len);
krb5.c:  tmp_allocation = realloc(conn->app_data, mech->size);
strdup.c:  void *datap = realloc(ptr, size);
vtls/bearssl.c:        new_anchors = realloc(ca.anchors,
vtls/openssl.c:              void *tmp = realloc(enhkey_usage, req_size);
vtls/schannel.c:    reallocated_buffer = realloc(backend->encdata_buffer,
vtls/schannel.c:      reallocated_buffer = realloc(backend->encdata_buffer,
vtls/schannel.c:          reallocated_buffer = realloc(backend->decdata_buffer,