Shared libraries on FreeBSD must have version numbers in their names.

So set DLL_SUFFIX to so.1.0.  Thanks to Bret Ford <bford@uop.cs.uop.edu>
for reporting the problem and Thomas Mueller <tmueller@privat.prodata.de>
for verifying the fix.

nsprpub/config/FreeBSD.mk

@@ -41,6 +41,8 @@ endif
 
 ARCH			= freebsd
 
+DLL_SUFFIX		= so.1.0
+
 DSO_CFLAGS		= -fPIC
 DSO_LDOPTS		= -Bshareable
 DSO_LDFLAGS		=