--- a/Makefile.in
+++ b/Makefile.in
@@ -101,9 +101,9 @@ bin_PROGRAMS = tmux$(EXEEXT)
 @IS_DEBUG_TRUE@@IS_GCC_TRUE@	-Wdeclaration-after-statement
 @IS_DEBUG_TRUE@@IS_GCC_TRUE@am__append_4 = -DDEBUG
 @IS_DEBUG_FALSE@@IS_GCC_TRUE@am__append_5 = -O2
-@IS_GCC4_TRUE@@IS_GCC_TRUE@am__append_6 = -iquote. -I/usr/local/include
+@IS_GCC4_TRUE@@IS_GCC_TRUE@am__append_6 = -iquote.
 @IS_DEBUG_TRUE@@IS_GCC4_TRUE@@IS_GCC_TRUE@am__append_7 = -Wno-pointer-sign
-@IS_GCC4_FALSE@@IS_GCC_TRUE@am__append_8 = -I. -I- -I/usr/local/include
+@IS_GCC4_FALSE@@IS_GCC_TRUE@am__append_8 = -I. -I-
 
 # Set flags for Solaris.
 @IS_GCC_TRUE@@IS_SUNOS_TRUE@am__append_9 = -D_XPG6 -D__EXTENSIONS__ -D_POSIX_PTHREAD_SEMANTICS