libpcap: adjust with glibc and libcrypt-compat

glibc 2.39 has removed libcrypt completely.
solution: link against libxcrypt built with glibc compatibility.

Signed-off-by: Konstantin Demin <[email protected]>
Link: https://github.com/openwrt/openwrt/pull/19293
Signed-off-by: Hauke Mehrtens <[email protected]>

package/libs/libpcap/Makefile

@@ -54,7 +54,7 @@ define Package/rpcapd
   CATEGORY:=Network
   TITLE:=Capture daemon to be controlled by a remote libpcap application
   URL:=http://www.tcpdump.org/
-  DEPENDS+= +libpcap
+  DEPENDS+= +USE_GLIBC:libcrypt-compat +libpcap
 endef
 
 ifdef CONFIG_PACKAGE_rpcapd