diff --color --unified --recursive --text stklos-2.00/lib/Makefile.am STklos/lib/Makefile.am
--- stklos-2.00/lib/Makefile.am	2023-08-26 21:17:57.000000000 +0200
+++ STklos/lib/Makefile.am	2023-09-15 18:19:06.469984939 +0200
@@ -103,8 +103,8 @@
 
 
 #======================================================================
-schemedir       = @SCMDIR@
-schemelibdir    = @EXECDIR@
+schemedir       = $(DESTDIR)/@SCMDIR@
+schemelibdir    = $(DESTDIR)/@EXECDIR@
 scheme_DATA     = $(scheme_extra) $(scheme_OBJS)
 schemelib_DATA  = $(scheme_SOLIBS)
 scheme_sources  = $(scheme_BOOT) $(scheme_extra) $(SRC_STK) $(SRC_C)
diff --color --unified --recursive --text stklos-2.00/lib/Makefile.in STklos/lib/Makefile.in
--- stklos-2.00/lib/Makefile.in	2023-09-12 16:55:41.000000000 +0200
+++ STklos/lib/Makefile.in	2023-09-15 18:19:06.469984939 +0200
@@ -464,8 +464,8 @@
 BASEDIR = ..
 
 #======================================================================
-schemedir = @SCMDIR@
-schemelibdir = @EXECDIR@
+schemedir = $(DESTDIR)/@SCMDIR@
+schemelibdir = $(DESTDIR)/@EXECDIR@
 scheme_DATA = $(scheme_extra) $(scheme_OBJS)
 schemelib_DATA = $(scheme_SOLIBS)
 scheme_sources = $(scheme_BOOT) $(scheme_extra) $(SRC_STK) $(SRC_C)
diff --color --unified --recursive --text stklos-2.00/lib/Match.d/Makefile.am STklos/lib/Match.d/Makefile.am
--- stklos-2.00/lib/Match.d/Makefile.am	2023-08-24 12:45:04.000000000 +0200
+++ STklos/lib/Match.d/Makefile.am	2023-09-15 18:19:06.469984939 +0200
@@ -20,7 +20,7 @@
 #           Author: Erick Gallesio [eg@unice.fr]
 #    Creation date: 26-Nov-2001 10:10 (eg)
 
-scheme_matchdir   = @SCMDIR@/Match.d
+scheme_matchdir   = $(DESTDIR)/@SCMDIR@/Match.d
 scheme_match_DATA = descr.scm compiler.scm  mexpand.scm normalize.scm s2cfun.scm
 
 # SRC = descr.scm compiler.scm  mexpand.scm normalize.scm s2cfun.scm
diff --color --unified --recursive --text stklos-2.00/lib/Match.d/Makefile.in STklos/lib/Match.d/Makefile.in
--- stklos-2.00/lib/Match.d/Makefile.in	2023-09-12 16:55:41.000000000 +0200
+++ STklos/lib/Match.d/Makefile.in	2023-09-15 18:19:06.469984939 +0200
@@ -331,7 +331,7 @@
 top_build_prefix = @top_build_prefix@
 top_builddir = @top_builddir@
 top_srcdir = @top_srcdir@
-scheme_matchdir = @SCMDIR@/Match.d
+scheme_matchdir = $(DESTDIR)/@SCMDIR@/Match.d
 scheme_match_DATA = descr.scm compiler.scm  mexpand.scm normalize.scm s2cfun.scm
 all: all-am
 
diff --color --unified --recursive --text stklos-2.00/lib/srfi/160/Makefile.am STklos/lib/srfi/160/Makefile.am
--- stklos-2.00/lib/srfi/160/Makefile.am	2023-08-24 12:52:21.000000000 +0200
+++ STklos/lib/srfi/160/Makefile.am	2023-09-15 18:19:06.486651605 +0200
@@ -67,8 +67,8 @@
 
 
 #======================================================================
-srfidir       = @SCMDIR@/srfi/160
-srfilibdir    = @EXECDIR@/srfi/160
+srfidir       = $(DESTDIR)/@SCMDIR@/srfi/160
+srfilibdir    = $(DESTDIR)/@EXECDIR@/srfi/160
 srfi_DATA     = $(SRC_OSTK)
 srfilib_DATA  = $(SRC_SHOBJ)
 srfi_sources  = $(SRC_STK)
diff --color --unified --recursive --text stklos-2.00/lib/srfi/160/Makefile.in STklos/lib/srfi/160/Makefile.in
--- stklos-2.00/lib/srfi/160/Makefile.in	2023-09-12 16:55:42.000000000 +0200
+++ STklos/lib/srfi/160/Makefile.in	2023-09-15 18:19:06.486651605 +0200
@@ -385,8 +385,8 @@
 SOURCES = $(SRC_C) $(SRC_STK) $(SRC_C_STK)
 
 #======================================================================
-srfidir = @SCMDIR@/srfi/160
-srfilibdir = @EXECDIR@/srfi/160
+srfidir = $(DESTDIR)/@SCMDIR@/srfi/160
+srfilibdir = $(DESTDIR)/@EXECDIR@/srfi/160
 srfi_DATA = $(SRC_OSTK)
 srfilib_DATA = $(SRC_SHOBJ)
 srfi_sources = $(SRC_STK)
diff --color --unified --recursive --text stklos-2.00/lib/srfi/Makefile.am STklos/lib/srfi/Makefile.am
--- stklos-2.00/lib/srfi/Makefile.am	2023-08-26 21:14:47.000000000 +0200
+++ STklos/lib/srfi/Makefile.am	2023-09-15 18:19:06.493318271 +0200
@@ -273,8 +273,8 @@
 SOURCES= $(SRC_C) $(SRC_STK) $(SRC_C_STK)
 
 #======================================================================
-srfidir       = @SCMDIR@/srfi
-srfilibdir    = @EXECDIR@/srfi
+srfidir       = $(DESTDIR)/@SCMDIR@/srfi
+srfilibdir    = $(DESTDIR)/@EXECDIR@/srfi
 srfi_DATA     = $(SRC_OSTK)
 srfilib_DATA  = $(SRC_SHOBJ)
 srfi_sources  = $(SRC_STK)
diff --color --unified --recursive --text stklos-2.00/lib/srfi/Makefile.in STklos/lib/srfi/Makefile.in
--- stklos-2.00/lib/srfi/Makefile.in	2023-09-12 16:55:42.000000000 +0200
+++ STklos/lib/srfi/Makefile.in	2023-09-15 18:19:06.493318271 +0200
@@ -634,8 +634,8 @@
 SOURCES = $(SRC_C) $(SRC_STK) $(SRC_C_STK)
 
 #======================================================================
-srfidir = @SCMDIR@/srfi
-srfilibdir = @EXECDIR@/srfi
+srfidir = $(DESTDIR)/@SCMDIR@/srfi
+srfilibdir = $(DESTDIR)/@EXECDIR@/srfi
 srfi_DATA = $(SRC_OSTK)
 srfilib_DATA = $(SRC_SHOBJ)
 srfi_sources = $(SRC_STK)
@@ -1098,7 +1098,7 @@
 	@for i in $(SUBDIRS) ;do \
 	   (cd $$i; $(MAKE) install-sources)\
 	done
-	cp $(srfi_sources) $(srfidir)
+	cp $(srfi_sources) $(DESTDIR)/$(srfidir)
 
 clean:
 	rm -f $(srfi_OBJS) *-incl.c *~
diff --color --unified --recursive --text stklos-2.00/utils/generate-git-info STklos/utils/generate-git-info
--- stklos-2.00/utils/generate-git-info	2023-08-04 23:51:41.000000000 +0200
+++ STklos/utils/generate-git-info	2023-09-15 18:19:06.573318270 +0200
@@ -38,10 +38,10 @@
         git_branch="$(git rev-parse --abbrev-ref HEAD 2>/dev/null || true)"
         git_commit="$(git rev-parse --short HEAD 2>/dev/null || true)"
         git_modified="$(git diff-index --name-only HEAD 2>/dev/null |  xargs -n 1 printf ' \\"%s\\"')"
-        git_patch="$(git describe --tags | sed -Ee 's/.*-(.*)-.*/\1/')"
+        git_patch="$(git describe --tags | sed -Ee 's/.*-(.*)-.*/\1/') || true"
 
         tmp1="#:branch \\\"$git_branch\\\" #:commit \\\"$git_commit\\\""
-        tmp2="#:tag \\\"$git_tag\\\" #:modified ($git_modified) #:patch $git_patch"
+        tmp2="#:tag \\\"$git_tag\\\" #:modified ($git_modified) #:patch \\\"$git_patch\\\""
         summary="#define GIT_SUMMARY \"($tmp1 $tmp2)\""
     fi
 fi