X-Git-Url: https://arthur.barton.de/cgi-bin/gitweb.cgi?p=ngircd-alex.git;a=blobdiff_plain;f=configure.in;h=fb0877839383b7611adb7548d511938351327d79;hp=e48e9e394148514e94c8978e3c796849f8153c9f;hb=bf5610a3b9ceef67da9777c5f4a72b9733124a33;hpb=54566b6b32441044660c8fca784ef7b09b933a7e

diff --git a/configure.in b/configure.in
index e48e9e39..fb087783 100644
--- a/configure.in
+++ b/configure.in
@@ -160,10 +160,12 @@ AC_FUNC_STRFTIME
 
 AC_CHECK_FUNCS([ \
 	bind gethostbyaddr gethostbyname gethostname inet_ntoa \
-	setsid setsockopt socket strcasecmp waitpid],,AC_MSG_ERROR([required function missing!]))
+	setsid setsockopt socket strcasecmp waitpid],,
+	AC_MSG_ERROR([required function missing!]))
 
-AC_CHECK_FUNCS(getaddrinfo getnameinfo inet_aton sigaction sigprocmask snprintf \
- vsnprintf strdup strlcpy strlcat strtok_r)
+AC_CHECK_FUNCS([ \
+	gai_strerror getaddrinfo getnameinfo inet_aton sigaction \
+	sigprocmask snprintf vsnprintf strdup strlcpy strlcat strtok_r])
 
 # -- Configuration options --
 
@@ -250,13 +252,21 @@ AC_ARG_WITH(poll,
 				CPPFLAGS="-I$withval/include $CPPFLAGS"
 				LDFLAGS="-L$withval/lib $LDFLAGS"
 			fi
-			AC_CHECK_FUNCS(poll, x_io_backend=poll\(\),
+			AC_CHECK_FUNCS(poll, [
+				AC_CHECK_HEADERS(poll.h,
+					x_io_backend=poll\(\),
+					AC_MSG_ERROR(
+					     [Can't enable poll IO support!])
+				)
+			], [
 				AC_MSG_ERROR([Can't enable poll IO support!])
-			)
+			])
 		fi
 	],
 	[
-		AC_CHECK_FUNCS(poll, x_io_backend=poll\(\))
+		AC_CHECK_FUNCS(poll, [
+			AC_CHECK_HEADERS(poll.h, x_io_backend=poll\(\))
+		])
 	]
 )
 
@@ -330,7 +340,7 @@ else
 fi
 
 if test "$x_io_backend" = "none"; then
-	AC_MSG_ERROR([No useabe IO API activated/found!?])
+	AC_MSG_ERROR([No useable IO API activated/found!?])
 fi
 
 # use SSL?