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-rw-r--r--Build/source/libs/zziplib/configure.ac5
1 files changed, 1 insertions, 4 deletions
diff --git a/Build/source/libs/zziplib/configure.ac b/Build/source/libs/zziplib/configure.ac
index 52cebfedd7d..b6c13707c3f 100644
--- a/Build/source/libs/zziplib/configure.ac
+++ b/Build/source/libs/zziplib/configure.ac
@@ -37,13 +37,10 @@ AC_CHECK_HEADERS([fnmatch.h])
# ---------------------------------------------------------------
AC_MSG_CHECKING([whether can use mmap for file scanning])
enable_mmap='no (just a bit slower)'
-AS_CASE([$host_os],
- [mingw*], [],
- [dnl
test "x$ac_cv_header_winbase_h" = xyes && enable_mmap="yes, winbase.h"
test "x$ac_cv_header_sys_mman_h" = xyes && enable_mmap="yes, sys/mman.h"
AS_CASE([$enable_mmap],
- [yes*], [ZZIPLIB_DEFINES='-D_USE_MMAP'])])
+ [yes*], [ZZIPLIB_DEFINES='-D_USE_MMAP'])
AC_MSG_RESULT([$enable_mmap])
AC_SUBST([ZZIPLIB_DEFINES])