diff -ur fortune-mod-9708/datfiles/html/Makefile fortune-mod-9708+iPhone/datfiles/html/Makefile
--- fortune-mod-9708/datfiles/html/Makefile	1997-08-28 16:41:26.000000000 +0000
+++ fortune-mod-9708+iPhone/datfiles/html/Makefile	2019-05-13 17:02:16.730565812 +0000
@@ -12,9 +12,9 @@
 	touch cookies-stamp
 
 install: wcookies-stamp
-	install -m 0755 -d $(WCOOKIEDIR)
+	install -m 0755 -d $(DESTDIR)/$(WCOOKIEDIR)
 	for i in $(WCOOKIES) ; do \
-		install -m 0644 $$i $$i.dat $(WCOOKIEDIR) || exit $$? ; done
+		install -m 0644 $$i $$i.dat $(DESTDIR)/$(WCOOKIEDIR) || exit $$? ; done
 
 clean:
 	rm -f wcookies-stamp *.dat
diff -ur fortune-mod-9708/datfiles/Makefile fortune-mod-9708+iPhone/datfiles/Makefile
--- fortune-mod-9708/datfiles/Makefile	1997-08-28 16:38:25.000000000 +0000
+++ fortune-mod-9708+iPhone/datfiles/Makefile	2019-05-13 16:59:36.270569714 +0000
@@ -27,11 +27,11 @@
 	touch cookies-stamp
 
 install: cookies-stamp
-	install -m 0755 -d $(COOKIEDIR)
+	install -m 0755 -d $(DESTDIR)/$(COOKIEDIR)
 	if [ $(OFFENSIVE) = 1 ] ; then cd off && $(MAKE) install ; fi
 	if [ $(WEB) = 1 ] ; then cd html && $(MAKE) install ; fi
 	for i in $(COOKIES) ; do \
-		install -m 0644 $$i $$i.dat $(COOKIEDIR) || exit $? ; done
+		install -m 0644 $$i $$i.dat $(DESTDIR)/$(COOKIEDIR) || exit $? ; done
 
 clean:
 	rm -f cookies-stamp *.dat
diff -ur fortune-mod-9708/datfiles/off/Makefile fortune-mod-9708+iPhone/datfiles/off/Makefile
--- fortune-mod-9708/datfiles/off/Makefile	1997-08-28 16:40:42.000000000 +0000
+++ fortune-mod-9708+iPhone/datfiles/off/Makefile	2019-05-13 17:00:22.350567181 +0000
@@ -24,9 +24,9 @@
 	touch rotated-stamp
 
 install:
-	install -m 0755 -d $(OCOOKIEDIR)
+	install -m 0755 -d $(DESTDIR)/$(OCOOKIEDIR)
 	for i in $(OCOOKIES) ; \
-	    do install -m 0644 $$i $$i.dat $(OCOOKIEDIR) || exit $$? ; done
+	    do install -m 0644 $$i $$i.dat $(DESTDIR)/$(OCOOKIEDIR) || exit $$? ; done
 
 clean:
 	rm -f ocookies-stamp rotated-stamp *.dat $(OCOOKIES_UNROTATED)
diff -ur fortune-mod-9708/fortune/fortune.c fortune-mod-9708+iPhone/fortune/fortune.c
--- fortune-mod-9708/fortune/fortune.c	1997-08-28 19:43:52.000000000 +0000
+++ fortune-mod-9708+iPhone/fortune/fortune.c	2019-05-13 17:14:25.574655062 +0000
@@ -201,6 +201,7 @@
 #else
 
 #ifdef POSIX_REGEX
+#include <regex.h>
 #define	RE_COMP(p)	regcomp(&Re_pat, (p), REG_NOSUB)
 #define	BAD_COMP(f)	((f) != 0)
 #define	RE_EXEC(p)	(regexec(&Re_pat, (p), 0, NULL, 0) == 0)
diff -ur fortune-mod-9708/Makefile fortune-mod-9708+iPhone/Makefile
--- fortune-mod-9708/Makefile	1997-08-28 19:36:15.000000000 +0000
+++ fortune-mod-9708+iPhone/Makefile	2019-05-13 17:12:56.374638626 +0000
@@ -46,7 +46,7 @@
 # NB. Under Linux, the BSD regex functions are _MUCH_ faster
 #     than the POSIX ones, but your mileage may vary.
 #
-REGEXDEFS=-DHAVE_REGEX_H -DBSD_REGEX
+REGEXDEFS=-DPOSIX_REGEX
 
 #
 # If your system's regex functions are not in its standard C library,
@@ -56,7 +56,7 @@
 
 DEFINES=-DFORTDIR="\"$(COOKIEDIR)\"" -DOFFDIR="\"$(OCOOKIEDIR)\""
 CFLAGS=-O2 $(DEFINES) -Wall -fomit-frame-pointer -pipe
-LDFLAGS=-s
+LDFLAGS=
 
 # The above flags are used by default; the debug flags are used when make
 # is called with a debug target, such as 'make debug'
@@ -124,18 +124,18 @@
 		    OFFENSIVE=$(OFFENSIVE) WEB=$(WEB)
 
 # Install everything
-install: install-fortune install-util install-man install-cookie
+install: install-fortune install-util install-cookie
 
 # Install just the fortune program
 install-fortune: fortune-bin
-	install -m 0755 -d $(FORTDIR)
-	install -m 0755 fortune/fortune $(FORTDIR)
+	install -m 0755 -d $(DESTDIR)/$(FORTDIR)
+	install -m 0755 fortune/fortune $(DESTDIR)/$(FORTDIR)
 
 # Install just the utilities strfile and unstr
 install-util: util-bin
-	install -m 0755 -d $(BINDIR)
-	install -m $(BINMODE) util/strfile $(BINDIR)
-	install -m $(BINMODE) util/unstr $(BINDIR)
+	install -m 0755 -d $(DESTDIR)/$(BINDIR)
+	install -m $(BINMODE) util/strfile $(DESTDIR)/$(BINDIR)
+	install -m $(BINMODE) util/unstr $(DESTDIR)/$(BINDIR)
 
 # Install all the man pages
 install-man: install-fman install-uman
@@ -169,7 +169,7 @@
 install-cookie: cookies-z
 	cd datfiles && $(MAKE) COOKIEDIR=$(COOKIEDIR) \
 		    OCOOKIEDIR=$(OCOOKIEDIR) WCOOKIEDIR=$(WCOOKIEDIR) \
-		    OFFENSIVE=$(OFFENSIVE) WEB=$(WEB) install
+		    OFFENSIVE=$(OFFENSIVE) WEB=$(WEB) DESTDIR=$(DESTDIR) install
 
 clean:
 	for i in $(SUBDIRS) ; do (cd $$i && $(MAKE) clean); done