Try to fix linux for installations that don't have openssl includes.

include/config.h

@@ -240,7 +240,8 @@
 #define GREPPATH "/bin/grep"
 #endif
 
-#ifndef CRASHREPORT
+#ifdef NOCRASHREPORT
+# ifndef CRASHREPORT
 #  ifdef MACOS
 #   define CRASHREPORT "/usr/bin/open"
 #  endif
@@ -253,9 +254,7 @@
 #  ifdef WIN32
 #   define CRASHREPORT /* builtin helper */
 #  endif
-#endif
-#ifdef MSDOS
-# undef CRASHREPORT
+# endif
 #endif
 
 #ifdef CRASHREPORT

sys/unix/hints/linux.370

@@ -110,7 +110,13 @@ endif      #HAVE_NCURSESW
 endif      #MAKEFILE_SRC
 endif      #USE_CURSESLIB
 
+# autodetect missing openssl header needed for CRASHREPORT
+CROK=$(shell ls /usr/include/openssl/md4.h 2>/dev/null | wc -l )
+ifeq "$(CROK)" "1"
 AUTOLIBS=$(shell (../util/makedefs --grep-defined CRASHREPORT && echo "-lcrypto" ) || true )
+else
+NHCFLAGS+=-DNOCRASHREPORT
+endif
 
 # NetHack sources control
 NHCFLAGS+=-DDLB