Index: modglue-1.19/src/Makefile.in
===================================================================
--- modglue-1.19.orig/src/Makefile.in
+++ modglue-1.19/src/Makefile.in
@@ -27,7 +27,7 @@ MPHASE = ${LIBTOOL} --tag=CXX --mode=lin
 IPHASE = ${LIBTOOL} --mode=install @INSTALL@
 FPHASE = ${LIBTOOL} --mode=finish @prefix@/@libdir@
 
-TIMESTAMP = -D"DATETIME=\"`date | sed -e 's/  / /'`\"" -DHOSTNAME=\"`hostname`\"
+TIMESTAMP = -D"DATETIME=\"`date -u -d @$${SOURCE_DATE_EPOCH:-$$(date +%s)} | sed -e 's/  / /'`\"" -DHOSTNAME=\"`hostname`\"
 
 all: library tests tools