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-rw-r--r--configure.ac38
1 files changed, 19 insertions, 19 deletions
diff --git a/configure.ac b/configure.ac
index 37b9fc52..a3f9f0ef 100644
--- a/configure.ac
+++ b/configure.ac
@@ -301,7 +301,7 @@ AM_CONDITIONAL(OS_IS_WIN32, test "x$os_is_win32" = "x1")
AC_HEADER_STDC
# POSIX
-AC_CHECK_HEADERS([arpa/inet.h glob.h grp.h netdb.h netinet/in.h \
+AC_CHECK_HEADERS_ONCE([arpa/inet.h glob.h grp.h netdb.h netinet/in.h \
netinet/in_systm.h netinet/tcp.h poll.h pwd.h sched.h \
sys/mman.h sys/resource.h sys/select.h sys/socket.h sys/wait.h \
sys/uio.h syslog.h sys/dl.h dlfcn.h linux/sockios.h])
@@ -325,23 +325,23 @@ AC_CHECK_HEADERS([linux/input.h], [HAVE_EVDEV=1], [HAVE_EVDEV=0])
AM_CONDITIONAL([HAVE_EVDEV], [test "x$HAVE_EVDEV" = "x1"])
-AC_CHECK_HEADERS([sys/prctl.h])
+AC_CHECK_HEADERS_ONCE([sys/prctl.h])
# Solaris
-AC_CHECK_HEADERS([sys/filio.h])
+AC_CHECK_HEADERS_ONCE([sys/filio.h])
# Windows
-AC_CHECK_HEADERS([windows.h winsock2.h ws2tcpip.h])
+AC_CHECK_HEADERS_ONCE([windows.h winsock2.h ws2tcpip.h])
# NetBSD
-AC_CHECK_HEADERS([sys/atomic.h])
+AC_CHECK_HEADERS_ONCE([sys/atomic.h])
# Other
-AC_CHECK_HEADERS([sys/ioctl.h])
-AC_CHECK_HEADERS([byteswap.h])
-AC_CHECK_HEADERS([sys/syscall.h])
-AC_CHECK_HEADERS([sys/eventfd.h])
-AC_CHECK_HEADERS([execinfo.h])
+AC_CHECK_HEADERS_ONCE([sys/ioctl.h])
+AC_CHECK_HEADERS_ONCE([byteswap.h])
+AC_CHECK_HEADERS_ONCE([sys/syscall.h])
+AC_CHECK_HEADERS_ONCE([sys/eventfd.h])
+AC_CHECK_HEADERS_ONCE([execinfo.h])
#### Typdefs, structures, etc. ####
@@ -395,13 +395,13 @@ AC_CHECK_FUNCS([getopt_long], [], [AC_CHECK_LIB([iberty], [getopt_long])])
#### Check for functions ####
# ISO
-AC_CHECK_FUNCS([lrintf strtof])
+AC_CHECK_FUNCS_ONCE([lrintf strtof])
# POSIX
AC_FUNC_FORK
AC_FUNC_GETGROUPS
AC_FUNC_SELECT_ARGTYPES
-AC_CHECK_FUNCS([chmod chown clock_gettime getaddrinfo getgrgid_r getgrnam_r \
+AC_CHECK_FUNCS_ONCE([chmod chown clock_gettime getaddrinfo getgrgid_r getgrnam_r \
getpwnam_r getpwuid_r gettimeofday getuid inet_ntop inet_pton mlock nanosleep \
pipe posix_fadvise posix_madvise posix_memalign setpgid setsid shm_open \
sigaction sleep sysconf pthread_setaffinity_np])
@@ -410,20 +410,20 @@ AC_CHECK_FUNCS([mkfifo], [HAVE_MKFIFO=1], [HAVE_MKFIFO=0])
AM_CONDITIONAL(HAVE_MKFIFO, test "x$HAVE_MKFIFO" = "x1")
# X/OPEN
-AC_CHECK_FUNCS([readlink])
+AC_CHECK_FUNCS_ONCE([readlink])
# SUSv2
-AC_CHECK_FUNCS([ctime_r usleep])
+AC_CHECK_FUNCS_ONCE([ctime_r usleep])
# SUSv3
-AC_CHECK_FUNCS([strerror_r])
+AC_CHECK_FUNCS_ONCE([strerror_r])
# BSD
-AC_CHECK_FUNCS([lstat])
+AC_CHECK_FUNCS_ONCE([lstat])
# Non-standard
-AC_CHECK_FUNCS([setresuid setresgid setreuid setregid seteuid setegid ppoll strsignal sig2str strtof_l])
+AC_CHECK_FUNCS_ONCE([setresuid setresgid setreuid setregid seteuid setegid ppoll strsignal sig2str strtof_l])
AC_FUNC_ALLOCA
@@ -456,7 +456,7 @@ AC_DEFINE_UNQUOTED(PA_CFLAGS,"$CFLAGS", [The CFLAGS used during compilation])
AC_SYS_LARGEFILE
# Check for open64 to know if the current system does have open64() and similar functions
-AC_CHECK_FUNCS([open64])
+AC_CHECK_FUNCS_ONCE([open64])
#### [lib]iconv ####
@@ -535,7 +535,7 @@ fi
#### Valgrind (optional) ####
-AC_CHECK_HEADERS([valgrind/memcheck.h])
+AC_CHECK_HEADERS_ONCE([valgrind/memcheck.h])
#### Sound file ####