do not entertain cppflags from icu, this is because
icu-config feeds the -I path without sysroot which
caused native headers to be included and build is
corrupted in any case its just adding -I/usr/include
to the CCARGS which we loose nothing if its not
entertained.

Signed-off-by: Khem Raj <raj.khem@gmail.com>

Index: postfix-3.2.2/makedefs
===================================================================
--- postfix-3.2.2.orig/makedefs
+++ postfix-3.2.2/makedefs
@@ -799,7 +799,6 @@ EOF
 		    ${BUILD_CC-gcc} -o makedefs.test makedefs.test.c $icu_cppflags \
 			$icu_ldflags >/dev/null 2>&1
 		    if ./makedefs.test 2>/dev/null ; then
-			CCARGS="$CCARGS $icu_cppflags"
 			SYSLIBS="$SYSLIBS $icu_ldflags"
 		    else
 			CCARGS="$CCARGS -DNO_EAI"