* fix ident patch script and i386/cprt0.as

(cherry picked from commit 61f559ff569c0926461cf1ca33ba4f66dbcd72f4)

rtl/freebsd/i386/cprt0.as

@@ -24,14 +24,9 @@
 #
 # some typical values: 
 #
-# freebsd 5.4 504000
-# freebsd 6.3 (prerelease) : 603100
-# freebsd 7.0 700055
-# freebsd 8.0 800500  (-stable)
-# FreeBSD 9.0 900044
-# FreeBSD 11.0  1100122
-# FreeBSD 11.1  1101001
-# FreeBSD 12.1  1201000
+
+# FreeBSD 12.1  
+# FreeBSD 13.1  1301000
 
         .file   "cprt0.as"
         .ident  "FreePascal 2.6.x/2.7.x series dynlinked to libc"
@@ -44,7 +39,7 @@ abitag:
         .long   4
         .long   1
         .string "FreeBSD"
-        .long   900044
+        .long   1201000
         .section	.rodata.str1.1,"aMS",@progbits,1
 .LC0:
         .string ""

rtl/freebsd/i386/identpatch.sh

@@ -1,7 +1,7 @@
 #!/bin/sh
 if [ "$#" -ne 1 ]
 then
-elfdump -n `which elfdump` |awk '/FreeBSD/{print $2}' >elfversion
+elfdump -n `which elfdump` |awk '/FreeBSD/{print $2}'| head -n1    >elfversion
 IDVERSION=`cat elfversion`
 rm elfversion
 else
@@ -9,10 +9,10 @@ IDVERSION=$1
 fi
 echo Patching cprt0.as with version $IDVERSION
 
-sed -I.sav -es/900044/$IDVERSION/ cprt0.as
-sed -I.sav -es/900044/$IDVERSION/ dllprt0.as
-sed -I.sav -es/900044/$IDVERSION/ prt0.as
-sed -I.sav -es/900044/$IDVERSION/ gprt0.as
-sed -I.sav -es/900044/$IDVERSION/ si_c.inc
-sed -I.sav -es/900044/$IDVERSION/ si_prc.inc
+sed -I.sav -es/1201000/$IDVERSION/ cprt0.as
+sed -I.sav -es/1201000/$IDVERSION/ dllprt0.as
+sed -I.sav -es/1201000/$IDVERSION/ prt0.as
+sed -I.sav -es/1201000/$IDVERSION/ gprt0.as
+sed -I.sav -es/1201000/$IDVERSION/ si_c.inc
+sed -I.sav -es/1201000/$IDVERSION/ si_prc.inc