Change VERSION to 2.4.37.5

    - build: fix for "make rpm" on RH9
    - build: fix genksyms segfault in pcigame.c
    - build: do not let genksyms silently fail anymore
    - net: fix possible NULL dereference in sock_sendpage()

Signed-off-by: Willy Tarreau <w@1wt.eu>
diff --git a/Makefile b/Makefile
index 0ff7f72..6f7fd96 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 VERSION = 2
 PATCHLEVEL = 4
 SUBLEVEL = 37
-EXTRAVERSION = .4
+EXTRAVERSION = .5
 
 KERNELRELEASE=$(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)