Description: fix paths in help pages
 Fix issues where the path in help pages is taken from the build-time location of the executables.
Forwarded: not-needed
Author: Laszlo Kajan <lkajan@rostlab.org>
--- a/src/hhblits.C
+++ b/src/hhblits.C
@@ -411,7 +411,12 @@ void help(char all=0)
   printf("An extended list of options can be obtained by calling 'hhblits -help'\n");
   }
   printf("\n");
-  printf("Example: %s -i query.fas -oa3m query.a3m -n 1  \n",program_name);
+  printf("Examples:\n");
+  printf("%s -i query.fas -o query.hhr -d ./uniprot20\n",program_name);
+  printf("\n");
+  printf("%s -i query.fas -o query.hhr -oa3m query.a3m -n 1 -d ./uniprot20\n",program_name);
+  printf("\n");
+  printf("Download databases from <ftp://toolkit.genzentrum.lmu.de/pub/HH-suite/databases/>.\n");
   cout<<endl;
 }
 
--- a/src/hhsearch.C
+++ b/src/hhsearch.C
@@ -48,6 +48,7 @@
 #include <float.h>    // FLT_MIN
 #include <ctype.h>    // islower, isdigit etc
 #include <time.h>     // clock_gettime etc. (in realtime library (-lrt compiler option))
+#include <unistd.h>
 #include <errno.h>    // perror()
 #include <cassert>
 #include <stdexcept>
