Merge branch 'maint'

diff --git a/configure.ac b/configure.ac
index 108a97fa8bdca8b6d685f2c5b1057df3d7af40a2..1885674e396d31cc625d34d029835e15b279dc8d 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -385,6 +385,8 @@ AC_SUBST(NO_EXPAT)
 # some Solaris installations).
 # Define NO_ICONV if neither libc nor libiconv support iconv.
 
+if test -z "$NO_ICONV"; then
+
 GIT_STASH_FLAGS($ICONVDIR)
 
 AC_DEFUN([ICONVTEST_SRC], [
@@ -431,6 +433,12 @@ GIT_UNSTASH_FLAGS($ICONVDIR)
 AC_SUBST(NEEDS_LIBICONV)
 AC_SUBST(NO_ICONV)
 
+if test -n "$NO_ICONV"; then
+    NEEDS_LIBICONV=
+fi
+
+fi
+
 #
 # Define NO_DEFLATE_BOUND if deflateBound is missing from zlib.
 
@@ -467,6 +475,15 @@ AC_CHECK_LIB([c], [socket],
 AC_SUBST(NEEDS_SOCKET)
 test -n "$NEEDS_SOCKET" && LIBS="$LIBS -lsocket"
 
+#
+# Define NEEDS_RESOLV if linking with -lnsl and/or -lsocket is not enough.
+# Notably on Solaris hstrerror resides in libresolv and on Solaris 7
+# inet_ntop and inet_pton additionally reside there.
+AC_CHECK_LIB([resolv], [hstrerror],
+[NEEDS_RESOLV=],
+[NEEDS_RESOLV=YesPlease])
+AC_SUBST(NEEDS_RESOLV)
+test -n "$NEEDS_RESOLV" && LIBS="$LIBS -lresolv"
 
 ## Checks for header files.
 AC_MSG_NOTICE([CHECKS for header files])