clamav: Fix compilation without deprecated OpenSSL APIs

Signed-off-by: Rosen Penev <rosenp@gmail.com>

net/clamav/Makefile

@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=clamav
 PKG_VERSION:=0.101.0
-PKG_RELEASE:=2
+PKG_RELEASE:=3
 
 PKG_LICENSE:=GPL-2.0
 PKG_MAINTAINER:=Marko Ratkaj <marko.ratkaj@sartura.hr> \

net/clamav/patches/010-openssl-deprecated.patch

@@ -0,0 +1,37 @@
+--- a/libclamav/crypto.c
++++ b/libclamav/crypto.c
+@@ -53,6 +53,10 @@
+ 
+ #include <openssl/evp.h>
+ 
++#if OPENSSL_VERSION_NUMBER < 0x10100000L
++#define X509_CRL_get0_nextUpdate X509_CRL_get_nextUpdate
++#endif
++
+ #if !defined(_WIN32)
+ #include <unistd.h>
+ #endif
+@@ -132,12 +136,14 @@ time_t timegm(struct tm *t)
+  */
+ int cl_initialize_crypto(void)
+ {
++#if OPENSSL_VERSION_NUMBER < 0x10100000L
+     SSL_load_error_strings();
+     SSL_library_init();
+     OpenSSL_add_all_digests();
+     OpenSSL_add_all_algorithms();
+     OpenSSL_add_all_ciphers();
+     ERR_load_crypto_strings();
++#endif
+ 
+     return 0;
+ }
+@@ -1140,7 +1146,7 @@ X509_CRL *cl_load_crl(const char *file)
+     if ((x)) {
+ 	ASN1_TIME *tme;
+ 
+-	tme = X509_CRL_get_nextUpdate(x);
++	tme = X509_CRL_get0_nextUpdate(x);
+ 	if (!tme || X509_cmp_current_time(tme) < 0) {
+ 		X509_CRL_free(x);
+ 		return NULL;