Changed SOURCE_DATE_EPOCH effect to --set_all_file_dates "set_to_mtime"

xorriso/xorrisofs.info

@@ -1787,9 +1787,11 @@ MKISOFSRC may be used to point the program to a mkisofs startup file.
 SOURCE_DATE_EPOCH belongs to the specs of reproducible-builds.org.  It
 is supposed to be either undefined or to contain a decimal number which
 tells the seconds since january 1st 1970.  If it contains a number, then
-it is used as time value to set the default of -modification-date=,
--gpt_disk_guid, and -set_all_file_dates.  Startup files and program
-options can override the effect of SOURCE_DATE_EPOCH.
+it is used as time value to set the default of --modification-date=.
+--gpt_disk_guid defaults to "modification-date".  The default of
+--set_all_file_dates is then "set_to_mtime".
+Startup files and program options can override the effect of
+SOURCE_DATE_EPOCH.
 
 
 File: xorrisofs.info,  Node: Seealso,  Next: Bugreport,  Prev: Environ,  Up: Top
@@ -2337,10 +2339,10 @@ Node: ExIncBckAcc74583
 Node: ExBootable76272
 Node: Files80454
 Node: Environ81549
-Node: Seealso82251
-Node: Bugreport82902
-Node: Legal83495
-Node: CommandIdx84392
-Node: ConceptIdx99830
+Node: Seealso82320
+Node: Bugreport82971
+Node: Legal83564
+Node: CommandIdx84461
+Node: ConceptIdx99899
 
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