pst3.c must not use nagiosplug/gnulib includes

NEWS

@@ -17,7 +17,8 @@ This file documents the major additions and syntax changes between releases.
 	Fix regression in check_http ssl checks on some servers - make SNI an option
 	Fix guest mode support in check_disk_smb
 	Fix check_disk_smb and check_ircd failures when run via ePN
-	check_ldap now allows for specifying an empty LDAP base
+	check_ldap now allows for specifying an empty LDAP bas
+	Fix compilation error of pst3 in Solaris 8
 	WARNINGS
 	Updated developer documentation to say that performance labels should not have an equals sign or
 	single quote in the label

plugins-root/Makefile.am

@@ -13,7 +13,7 @@ AM_CFLAGS = -DNP_VERSION='"$(NP_VERSION)"'
 
 VPATH = $(top_srcdir) $(top_srcdir)/lib $(top_srcdir)/plugins $(top_srcdir)/plugins/t $(srcdir)
 
-INCLUDES = -I.. -I$(top_srcdir)/lib -I$(top_srcdir)/gl -I$(top_srcdir)/intl -I$(top_srcdir)/plugins @SSLINCLUDE@
+AM_CPPFLAGS = -I.. -I$(top_srcdir)/lib -I$(top_srcdir)/gl -I$(top_srcdir)/intl -I$(top_srcdir)/plugins @SSLINCLUDE@
 
 localedir = $(datadir)/locale
 DEFS = -DLOCALEDIR=\"$(localedir)\" @DEFS@
@@ -79,9 +79,12 @@ install-exec-local: $(noinst_PROGRAMS)
 # the actual targets
 check_dhcp_LDADD = @LTLIBINTL@ $(NETLIBS)
 check_icmp_LDADD = @LTLIBINTL@ $(NETLIBS) $(SOCKETLIBS)
+
 # -m64 needed at compiler and linker phase
 pst3_CFLAGS = @PST3CFLAGS@
 pst3_LDFLAGS = @PST3CFLAGS@
+# pst3 must not use nagiosplug/gnulib includes!
+pst3_CPPFLAGS =
 
 check_dhcp_DEPENDENCIES = check_dhcp.c $(NETOBJS) $(DEPLIBS) 
 check_icmp_DEPENDENCIES = check_icmp.c $(NETOBJS)

plugins-root/pst3.c

@@ -49,7 +49,6 @@
 #include <errno.h>
 #include <fcntl.h>
 #include <procfs.h>
-#include <errno.h>
 #include <sys/types32.h>
 
 /*