diff --git a/build/platforms/linux-gcc/Make-platform b/build/platforms/linux-gcc/Make-platform
index 251ff4ea95..a62332624e 100644
--- a/build/platforms/linux-gcc/Make-platform
+++ b/build/platforms/linux-gcc/Make-platform
@@ -6,16 +6,17 @@
 # add any platform-specific overrides below here
 #
 
-# crypt(3) is in -lcrypt
-LDAP_CRYPT_LIB= -lcrypt
-
-
-#
-# -------------------------------------------------------------------------
-# you will probably not need to edit anything below this point
-# -------------------------------------------------------------------------
+EXTRACFLAGS=-O -g
 CC	= gcc
 RANLIB	= "ranlib"
 
+LDBMBACKEND=-DLDBM_USE_GDBM
+LDBMLIB=-lgdbm
+
 PLATFORMCFLAGS=	-Dlinux
 
+THREADS=-DPOSIX_THREADS -DREENTRANT
+THREADSLIB=-lpthread
+
+# crypt(3) is in -lcrypt
+LDAP_CRYPT_LIB= -lcrypt