Makefile.openssl can now search and link with either only libcrypto o…

…r both libcrypto and libssl

Makefile.openssl

@@ -4,23 +4,39 @@
 # Needed to build with openssl 3.x
 DEFS += -Wno-deprecated-declarations
 
+# normalize USE_ONLY_CRYPTO value
+ifeq ($(USE_ONLY_CRYPTO),)
+USE_ONLY_CRYPTO=false
+endif
+
 ifeq ($(CROSS_COMPILE),)
+ifeq ($(USE_ONLY_CRYPTO),false)
+SSL_BUILDER=$(shell \
+	if pkg-config --exists libssl libcrypto; then \
+		echo 'pkg-config libssl libcrypto'; \
+	fi)
+else
 SSL_BUILDER=$(shell \
-	if pkg-config --exists libssl; then \
-		echo 'pkg-config libssl'; \
+	if pkg-config --exists libcrypto; then \
+		echo 'pkg-config libcrypto'; \
 	fi)
 endif
+endif
 
 ifneq ($(SSL_BUILDER),)
 	DEFS += $(shell $(SSL_BUILDER) --cflags)
-	LIBS += $(shell $(SSL_BUILDER) --libs) -lcrypto
+	LIBS += $(shell $(SSL_BUILDER) --libs)
 else
 	DEFS += -I$(LOCALBASE)/ssl/include \
 			-I$(LOCALBASE)/include
 	LIBS += -L$(LOCALBASE)/lib -L$(LOCALBASE)/ssl/lib \
 			-L$(LOCALBASE)/lib64 -L$(LOCALBASE)/ssl/lib64 \
-			-lssl -lcrypto
+			-lcrypto
+ifeq ($(USE_ONLY_CRYPTO),false)
+	LIBS += -lssl
 endif
+endif
+
 
 # enable this flag to increase performance by not serializing openssl
 # connect/accept/read/write operations, at the cost of possible crashes