+ if (ispre(v2a[i]) == 1)
+ return 0
+ return 1
+ }
+ return 0
+}
+
+function compare_ver_dec(v1,v2) {
+# compares version numbers as decimal floats
+ while (match(v1,/[0-9][a-zA-Z]/))
+ v1=(substr(v1,1,RSTART) "." substr(v1,RSTART+RLENGTH-1))
+ while (match(v2,/[0-9][a-zA-Z]/))
+ v2=(substr(v2,1,RSTART) "." substr(v2,RSTART+RLENGTH-1))
+ sub("^0*","",v1)
+ sub("^0*","",v2)
+ if (DEBUG) print "v1 == " v1
+ if (DEBUG) print "v2 == " v2
+ count=split(v1,v1a,"\.")
+ count2=split(v2,v2a,"\.")
+
+ if (count<count2) mincount=count
+ else mincount=count2
+
+ for (i=1; i<=mincount; i++) {
+ if (v1a[i]=="") v1a[i]=0
+ if (v2a[i]=="") v2a[i]=0
+ if (DEBUG) print "i == " i
+ if (DEBUG) print "v1[i] == " v1a[i]
+ if (DEBUG) print "v2[i] == " v2a[i]
+ if ((v1a[i]~/[0-9]/)&&(v2a[i]~/[0-9]/)) {
+ if (i==2) {
+ if (0+("." v2a[i])>0+("." v1a[i]))
+ return 1
+ else if (0+("." v1a[i])>0+("." v2a[i]))
+ return 0
+ } else {
+ if (length(v2a[i])>length(v1a[i]))
+ return 1
+ else if (v2a[i]>v1a[i])
+ return 1
+ else if (length(v1a[i])>length(v2a[i]))
+ return 0
+ else if (v1a[i]>v2a[i])
+ return 0
+ }
+ } else if ((v1a[i]~/[A-Za-z]/)&&(v2a[i]~/[A-Za-z]/)) {
+ if (v2a[i]>v1a[i])
+ return 1
+ else if (v1a[i]>v2a[i])
+ return 0
+ } else if (ispre(v1a[i]) == 1)
+ return 1
+ else
+ return 0
+ }
+ if ((count2==mincount)&&(count!=count2)) {
+ for (i=count2+1; i<=count; i++)
+ if (ispre(v1a[i]) == 1)
+ return 1
+ return 0
+ } else if (count!=count2) {
+ for (i=count+1; i<=count2; i++)
+ if (ispre(v2a[i]) == 1)