Index: collectd-5.7.1/configure.ac
===================================================================
--- collectd-5.7.1.orig/configure.ac
+++ collectd-5.7.1/configure.ac
@@ -2305,7 +2305,7 @@ AC_ARG_WITH(libgcrypt, [AS_HELP_STRING([
 	 with_libgcrypt="yes"
  else if test -f "$withval/bin/gcrypt-config" && test -x "$withval/bin/gcrypt-config"
  then
-	 with_libgcrypt_config="$withval/bin/gcrypt-config"
+	 with_libgcrypt_config="$withval/bin/pkg-config"
 	 with_libgcrypt="yes"
  else if test -d "$withval"
  then
@@ -2313,12 +2313,12 @@ AC_ARG_WITH(libgcrypt, [AS_HELP_STRING([
 	 GCRYPT_LDFLAGS="$GCRYPT_LDFLAGS -L$withval/lib"
 	 with_libgcrypt="yes"
  else
-	 with_libgcrypt_config="gcrypt-config"
+	 with_libgcrypt_config="pkg-config"
 	 with_libgcrypt="$withval"
  fi; fi; fi
 ],
 [
- with_libgcrypt_config="libgcrypt-config"
+ with_libgcrypt_config="pkg-config"
  with_libgcrypt="yes"
 ])
 
@@ -2326,12 +2326,12 @@ if test "x$with_libgcrypt" = "xyes" && t
 then
 	if test "x$GCRYPT_CPPFLAGS" = "x"
 	then
-		GCRYPT_CPPFLAGS=`"$with_libgcrypt_config" --cflags 2>/dev/null`
+		GCRYPT_CPPFLAGS=`"$with_libgcrypt_config" --cflags libgcrypt 2>/dev/null`
 	fi
 
 	if test "x$GCRYPT_LIBS" = "x"
 	then
-		GCRYPT_LIBS=`"$with_libgcrypt_config" --libs 2>/dev/null`
+		GCRYPT_LIBS=`"$with_libgcrypt_config" --lib libgcrypt 2>/dev/null`
 	fi
 fi