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-rw-r--r--Makefile.am10
1 files changed, 2 insertions, 8 deletions
diff --git a/Makefile.am b/Makefile.am
index 413bd590..007c5de1 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -14,12 +14,6 @@ dist-hook:
# Preprocessor flags.
AM_CPPFLAGS += @XOPEN_DEFINES@ -DTMUX_CONF="\"$(sysconfdir)/tmux.conf\""
-# glibc as usual does things ass-backwards and hides useful things by default,
-# so everyone has to add this.
-if IS_GLIBC
-AM_CFLAGS += -D_GNU_SOURCE
-endif
-
# Set flags for gcc.
if IS_GCC
AM_CFLAGS += -std=gnu99 -O2
@@ -47,9 +41,9 @@ endif
# Set flags for Solaris.
if IS_SUNOS
if IS_GCC
-AM_CPPFLAGS += -D_XPG6 -D__EXTENSIONS__ -D_POSIX_PTHREAD_SEMANTICS
+AM_CPPFLAGS += -D_XPG6 -D_POSIX_PTHREAD_SEMANTICS
else
-AM_CPPFLAGS += -D_XPG4_2 -D__EXTENSIONS__ -D_POSIX_PTHREAD_SEMANTICS
+AM_CPPFLAGS += -D_XPG4_2 -D_POSIX_PTHREAD_SEMANTICS
endif
endif